-
One of the excelent photos of Christian Rewitzer. An Anatase from Adra, AlmerĂa, Spain. (Author: Rewitzer Christian)
One of the excelent photos of Chri
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One of the glass shelfs of the Tsumeb collection. More pictures in the next post (Author: Herman van Dennebroek)
One of the glass shelfs of the Tsu
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One of the many small butterflies of the Western Cape mountains. (Author: Pierre Joubert)
One of the many small butterflies
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One of the nicer specimens of the find of Rhodochrosites and Kentrolites from Rivet Quarry, Peyrebrune, France. (Author: Jordi Fabre)
One of the nicer specimens of the
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One of the railroad new outcrops. Left: medium to coarse grained leucogranite which has yielded crystallized minerals. Lower right: Miocene arkoses. Upper right: Miocene basalt lava flows, without mineralogical interest. (Author: davidsoler)
One of the railroad new outcrops.
-
One of the shelves in the Waddell Case, north wall. (Author: Ed Huskinson)
One of the shelves in the Waddell
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One of the smaller crystals (~ 15 mm) that shows how the duftite is intergrown with the calcite. (Author: Tobi)
One of the smaller crystals (~ 15
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One of the specimens I removed. (Author: Pierre Joubert)
One of the specimens I removed.
-
One of the specimens I removed. (Author: Pierre Joubert)
One of the specimens I removed.
-
One of the specimens I removed. (Author: Pierre Joubert)
One of the specimens I removed.
-
One of the specimens she removed. (Author: Pierre Joubert)
One of the specimens she removed.
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One of the steepest parts of the road in the distance. Here is where we leave the valley floor. (Author: John S. White)
One of the steepest parts of the r
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One of the work areas. The larger pocket zone is low on the face, but many smaller, 10 cm. holes are above. The floor of the bench is the bottom of the formation and is barren. (Author: vic rzonca)
One of the work areas. The larger
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One of these wonderful Chalcopyrites with Siderite
Specimen Size: 12.5 Ă 6.9 Ă 5.3 cm.
Main crystal size: 1 Ă 0.9 cm.
Locality: Hezhang County, Bijie Prefecture, Guangxi, China
Mined in 2012 (Author: Jordi Fabre)
One of these wonderful Chalcopyrit
-
One of twenty large boulders (Author: Glenn Rhein)
One of twenty large boulders
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One side of amethyst I acquired while there. It is 6.5 cm across. (Author: John S. White)
One side of amethyst I acquired wh
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One we found last weekend with very small green facet grade on the right side..not enough to cut anything..(we didn’t find much this day as we were trying some sample digging) (Author: Jason)
One we found last weekend with ver
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Oneillite
Poudrette Quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
FOV = 4mm (Author: Doug)
Oneillite
Poudrette Quarry, Mo
-
Onoratoite
Le Cetine Mine, Chiusdino, Siena, Tuscany, Italy
fov 1.5 mm (Author: Rewitzer Christian)
Onoratoite
Le Cetine Mine, C
-
Opal
Erongo Mountain, Namibia
2cm x 1cm x .2cm
Opal (UV light) (Author: Mark Ost)
Opal
Erongo Mountain, Namibia
2cm
-
Opal
Erongo Mountain, Namibia
2cm x 1cm x .2 cm
Opal (indirect sunlight) (Author: Mark Ost)
Opal
Erongo Mountain, Namibia
2cm
-
Opal
Erongo Mountain, Namibia
2cm x 1 cm x .2 cm
Opal (tungsten light) (Author: Mark Ost)
Opal
Erongo Mountain, Namibia
2cm
-
Opal
Fornaccia, Fornovolasco, Vergemoli, Apuan Alps, Lucca Province, Tuscany, Italy
6.84 mm blue-light Opal concrections (Author: Matteo_Chinellato)
Opal
Fornaccia, Fornovolasco, Verg
-
Opal
Koroit, Queensland, Australia
6.8 x 4.1 cm and 6.2 x 2.8 cm (Author: Don Lum)
Opal
Koroit, Queensland, Australia
-
Opal
Koroit, Queensland, Australia
6.8 x 4.1 cm and 6.2 x 2.8 cm (Author: Don Lum)
Opal
Koroit, Queensland, Australia
-
Opal
Koroit, Queensland, Australia
6.8 x 4.1 cm and 6.2 x 2.8 cm (Author: Don Lum)
Opal
Koroit, Queensland, Australia
-
Opal
Koroit, Queensland, Australia
6.8 x 4.1 cm and 6.2 x 2.8 cm (Author: Don Lum)
Opal
Koroit, Queensland, Australia
-
Opal
Queensland, Australia
15 x 6.3 x 5 cm (Author: Don Lum)
Opal
Queensland, Australia
15 x 6.
-
Opal
Queensland, Australia
15 x 6.3 x 5 cm (Author: Don Lum)
Opal
Queensland, Australia
15 x 6.
-
Opal
Queensland, Australia
15 x 6.3 x 5 cm
Cutting boulder opal can be really messy with the ironstone turning to mud under the grinding wheels. (Author: Don Lum)
Opal
Queensland, Australia
15 x 6.
-
Opal
Queensland, Australia
15 x 6.3 x 5 cm (Author: Don Lum)
Opal
Queensland, Australia
15 x 6.
-
Opal
Queensland, Australia
15 x 6.3 x 5 cm
ex-Bill Rudner.
Way back when, a person could stop by Chris Wright’s place in Hot Springs and go through a bin with boulder opal rough. It was sold by the pound. That was okay because about 99.99% of it was ironstone matrix. I suspect that possibly as many as a dozen people have high-graded it before it got to the bin but every now and again Chris would put back a piece for that special person. Unfortunately, more often than not, I was usually not that person. (Author: Don Lum)
Opal
Queensland, Australia
15 x 6.
-
Opal
Quilpie, Queensland, Australia
4.2 x 3.9 cm (Author: Don Lum)
Opal
Quilpie, Queensland, Australi
-
Opal
Quilpie, Queensland, Australia
4.2 x 3.9 cm
Boulder Opal (Author: Don Lum)
Opal
Quilpie, Queensland, Australi
-
Opal
Quilpie, Queensland, Australia
4.2 x 3.9 cm
Boulder Opal (Author: Don Lum)
Opal
Quilpie, Queensland, Australi
-
Opal
Unknown location in Mexico
1cm x .5cm x1cm
Opal (UV light) (Author: Mark Ost)
Opal
Unknown location in Mexico
1c
-
Opal
Unknown location in Mexico
1cm x .5 cmx 1cm
Opal (indirect sunlight) (Author: Mark Ost)
Opal
Unknown location in Mexico
1c
-
Opal
Unknown location in Mexico
1cm x .5 cm x 1cm
Opal (tungsten light) (Author: Mark Ost)
Opal
Unknown location in Mexico
1c
-
Opal
Yowah, Queensland, Australia
6.5 x 3.5 cm
Yowah Nut (Author: Don Lum)
Opal
Yowah, Queensland, Australia
-
Opal
Yowah, Queensland, Australia
6.5 x 3.5 cm
Yowah Nut (Author: Don Lum)
Opal
Yowah, Queensland, Australia
-
Opal
Yowah, Queensland, Australia
6.5 x 4 cm
Yowah Nut (Author: Don Lum)
Opal
Yowah, Queensland, Australia
-
Opal
Yowah, Queensland, Australia
6.5 x 4 cm
Yowah Nut (Author: Don Lum)
Opal
Yowah, Queensland, Australia
-
Opal (Precious Opal)
Quilpie, Quilpie Shire, Queensland, Australia
85 x 50 x 45 mm (Author: Rob Schnerr)
Opal (Precious Opal)
Quilpie,
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Opal (var. hyalite), Schorl (Tourmaline Group), Quartz (var. smokey)
Erongo Region, Namibia
50mm X 37mm X 37mm (Author: steven calamuci)
Opal (var. hyalite), Schorl (Tourmaline Group), Quartz (var. smokey)
-
Opal (variety fiorite)
Castel del Piano (Amiata Mountain), Grosseto Province, Tuscany, Italy
58 x 18 mm (Author: Sante Celiberti)
Opal (variety fiorite)
Castel
-
Opal (variety fiorite)
Castel del Piano (Amiata Mountain), Grosseto Province, Tuscany, Italy
17 x 8 cm (Author: Sante Celiberti)
Opal (variety fiorite)
Castel
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Opal (variety Fire Opal)
San Juan del RĂo, Queretaro, Mexico
8 x 4 cm (Author: Volkmar Stingl)
Opal (variety Fire Opal)
San J
-
Opal (variety fire opal)
Queretaro, Mexico
3 x 2 cm (Author: Volkmar Stingl)
Opal (variety fire opal)
Quere
-
Opal (variety fire opal)
Magdalena, Municipio Magdalena, Jalisco, Mexico
2 x 1,5 cm (Author: Volkmar Stingl)
Opal (variety fire opal)
Magda
-
Opal (variety forcherite)
Breitenau, Hochlantsch, Bruck-MĂŒrzzuschlag District, Styria/Steiermark, Austria
3,5 x 2 cm (Author: Volkmar Stingl)
Opal (variety forcherite)
Brei
-
Opal (variety Hyalite)
Square Top Mt., Queensland, Australia
5.5x4.5 cm (Author: Greg Lilly)
Opal (variety Hyalite)
Square Top
-
Opal (variety hyalite) on Fluorite
Erongo Mountain, Usakos, Erongo Region, Namibia
94mm x 51mm x 68mm (Author: Heimo Hellwig)
Opal (variety hyalite) on Fluorite
Erongo Mountain, Usakos, Erongo Region, Na
-
Opal (variety hyalite) on Fluorite
Erongo Mountain, Usakos, Erongo Region, Namibia
94mm x 51mm x 68mm (Author: Heimo Hellwig)
Opal (variety hyalite) on Fluorite
Erongo Mountain, Usakos, Erongo Region, Na
-
Opal (variety hyalite) on smoky quartz.
Erongo mountains; Namibia
60 x 42 x 24 mm (Author: Pierre Joubert)
Opal (variety hyalite) on smoky qu
-
Opal (variety hyalite) on smoky quartz.
Erongo mountains; Namibia
60 x 42 x 24 mm
The hyalite opal (32 x 22 mm) has an even better colour in person, very much like jelly. (Author: Pierre Joubert)
Opal (variety hyalite) on smoky qu
-
Opal (variety hyalite) with Aragonite
Tarcal, Eperjes-Tokaj Mountains, Borsod-AbaĂșj-ZemplĂ©n, Hungary
Specimen size: 6.6 Ă 3.6 Ă 3.8 cm (Author: Jordi Fabre)
Opal (variety hyalite) with Aragonite
Tarcal, Eperjes-Tokaj Mountains, Borsod-AbaĂșj-ZemplĂ©n,
-
Opal (variety hyalite), Chalcedony and Quartz
Monok, ZemplĂ©n Mountains, Szerencs District, Borsod-AbaĂșj-ZemplĂ©n, Hungary
Detail. FOV 10mm. (Author: Firmo Espinar)
Opal (variety hyalite), Chalcedony and Quartz
Monok, ZemplĂ©n Mountains, Szerencs District, Borsod-AbaĂșj-Z
-
Opal (variety hyalite), Chalcedony and Quartz
Monok, ZemplĂ©n Mountains, Szerencs District, Borsod-AbaĂșj-ZemplĂ©n, Hungary
63 mm x 52 mm x 50 mm (Author: Firmo Espinar)
Opal (variety hyalite), Chalcedony and Quartz
Monok, ZemplĂ©n Mountains, Szerencs District, Borsod-AbaĂșj-Z
-
Opal (variety hyalite), Chalcedony and Quartz
Monok, ZemplĂ©n Mountains, Szerencs District, Borsod-AbaĂșj-ZemplĂ©n, Hungary
63 mm x 52 mm x 50 mm (Author: Firmo Espinar)
Opal (variety hyalite), Chalcedony and Quartz
Monok, ZemplĂ©n Mountains, Szerencs District, Borsod-AbaĂșj-Z
-
Opal (variety hyalite)
Zacatecas, Mexico
crystal : 3 cm (Author: Benj)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Zacatecas, Mexico
FOV 8 mm (Author: Firmo Espinar)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Zacatecas, Mexico
23mm x 22mm x 15mm (Author: Firmo Espinar)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Zacatecas, Mexico
23mm x 22mm x 15mm (Author: Firmo Espinar)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Zacatecas, Mexico
23mm x 22mm x 15mm (Author: Firmo Espinar)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Zacatecas, Mexico
Detail FOV=11 mm (Author: Firmo Espinar)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Zacatecas, Mexico
25mm x 24mm x 15mm (Author: Firmo Espinar)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Zacatecas, Mexico
25mm x 24mm x 15mm (Author: Firmo Espinar)
Opal (variety hyalite)
Zacatec
-
Opal (variety hyalite)
Valeč, Doupov, Karlovy Vary Region, Bohemia, Czech Republic
5 x 3 cm (Author: Volkmar Stingl)
Opal (variety hyalite)
Vale
-
Opal (variety hyalite)
Valeč, Doupov, Karlovy Vary Region, Bohemia, Czech Republic
5 x 3 cm (Author: Volkmar Stingl)
Opal (variety hyalite)
Vale
-
Opal (variety hyalite)
Valeč, Doupov, Karlovy Vary Region, Bohemia, Czech Republic
4 x 3,5 cm (Author: Volkmar Stingl)
Opal (variety hyalite)
Vale
-
Opal (variety hydrophane)
Tsehay Mewcha, Wegeltena, Delanta District, Semien Wollo Zone (North Wollo Zone), Amhara Region, Ethiopia
1,3 x 1 cm (Author: Volkmar Stingl)
Opal (variety hydrophane)
Tseh
-
Opal (variety hydrophane)
Tsehay Mewcha, Wegeltena, Delanta District, Semien Wollo Zone (North Wollo Zone), Amhara Region, Ethiopia
1,3 x 1 cm (Author: Volkmar Stingl)
Opal (variety hydrophane)
Tseh
-
Opal (variety menilite)
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
34 mm x 52 mm x 20 mm (Author: Firmo Espinar)
Opal (variety menilite)
Opal o
-
Opal (variety menilite)
Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
75 mm x 50 mm x 18 mm (Author: Firmo Espinar)
Opal (variety menilite)
Camari
-
Opal from Pedro II, PiauĂ, Brasil
11,0 cm X 4,5 cm X 6,5 cm (Author: silvio steinhaus)
Opal from Pedro I
11,0 cm X 4,5 cm
-
Opal on Phillipsite
Roca-Neyra, Perrier, Issoire District, Puy-de-DĂŽme Department, Auvergne-RhĂŽne-Alpes, France
fov 1.70 mm (Author: ploum)
Opal on Phillipsite
Roca-Neyra
-
Opal pseudomorph after Ikaite
White Chalk Cliffs, New South Wales, Australia
7.0 x 6.7 x 4.2 cm
ex-Jim Clark (Author: Don Lum)
Opal pseudomorph after Ikaite
Whit
-
Opal pseudomorph after Ikaite
White Chalk Cliffs, New South Wales, Australia
7.0 x 6.7 x 4.2 cm
ex-Jim Clark (Author: Don Lum)
Opal pseudomorph after Ikaite
Whit
-
Opal pseudomorph after Ikaite
White Chalk Cliffs, New South Wales, Australia
7.0 x 6.7 x 4.2 cm
ex-Jim Clark (Author: Don Lum)
Opal pseudomorph after Ikaite
Whit
-
Opal var hyalite
Zacatecas, Mexico
4.1 x 2.8 x 2.1 cm (Author: Don Lum)
Opal var hyalite
Zacatecas, Me
-
Opal var Shell Opal
Australia
11 x 7.5 cm
Belemnite (Author: Don Lum)
Opal var Shell Opal
Australia
11 x
-
Opal var Shell Opal
Australia
11 x 7.5 cm
Belemnite (Author: Don Lum)
Opal var Shell Opal
Australia
11 x
-
Opal var Shell Opal
Australia
11 x 7.5 cm
Belemnite (Author: Don Lum)
Opal var Shell Opal
Australia
11 x
-
Opal var. hyalite
Valec, Karlovy Vary Region, Bohemia, Czech Republic
7.0 x 8.1 cm
Glassy botryoidal hyalite opal on a shard of matrix. The opal exhibits a strong green fluorescence under SW light. (Author: crosstimber)
Opal var. hyalite
Valec, Karlovy V
-
Opal var. menilite
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
3.0 cm x 4.9 cm (Author: Michael Shaw)
Opal var. menilite
Opal outcro
-
Opal,
Quilpie, Quilpie Shire, Queensland, Australia
10 x 5 cm (Author: Sante Celiberti)
Opal,
Quilpie, Quilpie Shire,
-
Opal-(AN)
Tepetate, Municipio Villa de Arriaga, San Luis PotosĂ, Mexico
5.0 x 5.2 cm (Author: crosstimber)
Opal-(AN)
Tepetate, Municipio
-
Opal-(AN)
Tepetate, Municipio Villa de Arriaga, San Luis PotosĂ, Mexico
5.0 x 5.2 cm (Author: crosstimber)
Opal-(AN)
Tepetate, Municipio
-
Opal-AN (variety hyalite) with Fluorapatite (variety staffelite)
Valeč, Doupov, Karlovy Vary Region, Bohemia, Czech Republic
75 x 48 x 55 mm (Author: Rob Schnerr)
Opal-AN (variety hyalite) with Fluorapatite (variety staffelite)
Valeč, Doupov, Karlovy V
-
Opal-AN (variety hyalite)
Zacatecas (City), Municipio Zacatecas, Zacatecas, Mexico
45 mm x 21 mm x 17 mm (Author: Firmo Espinar)
Opal-AN (variety hyalite)
Zaca
-
Opal-AN (variety hyalite)
Zacatecas (City), Municipio Zacatecas, Zacatecas, Mexico
45 mm x 21 mm x 17 mm (Author: Firmo Espinar)
Opal-AN (variety hyalite)
Zaca
-
Opal-AN
Valeč, Doupov, Karlovy Vary Region, Bohemia, Czech Republic
6.1 x 4.3 x 3.8 cm (Author: Don Lum)
Opal-AN
Valeč, Doupov, Ka
-
Opal-AN
Valeč, Doupov, Karlovy Vary Region, Bohemia, Czech Republic
6.1 x 4.3 x 3.8 cm (Author: Don Lum)
Opal-AN
Valeč, Doupov, Ka
-
Opal-AN
Kopasz Hill Quarry, Tarcal, Eperjes-Tokaj Mountains, Borsod-AbaĂșj-ZemplĂ©n, Hungary
2.0 cm x 2.9 cm (Author: Michael Shaw)
Opal-AN
Kopasz Hill Quarry, Ta
-
Opal-AN
Castel del Piano (Amiata Mountain), Grosseto Province, Tuscany, Italy
10,5 x 7,5 cm (Author: Sante Celiberti)
Opal-AN
Castel del Piano (Amia
-
Opal-AN
Castel del Piano (Amiata Mountain), Grosseto Province, Tuscany, Italy
10,5 x 7,5 cm (Author: Sante Celiberti)
Opal-AN
Castel del Piano (Amia
-
Opal-AN
Tarcal, Eperjes-Tokaj Mountains, Borsod-AbaĂșj-ZemplĂ©n, Hungary
35 x 25 mm (Author: Sante Celiberti)
Opal-AN
Tarcal, Eperjes-Tokaj
-
Opal-CT (variety lussatite) after fossil (Helix ramondi)
Les Rois Mine, Mur-sur-Allier, Pont-du-ChĂąteau, Clermont-Ferrand District, Puy-de-DĂŽme Department, Auvergne-RhĂŽne-Alpes, France
92 mm x 45 mm x 39 mm (Author: Don Lum)
Opal-CT (variety lussatite) after fossil (Helix ramondi)
Les Rois Mine, Mur-sur-Allier, Pont-du-ChĂąteau, Clermont-Ferrand District, Puy-de-DĂŽme Department, Au
-
Opal-CT (variety lussatite)
Lussat, Aigueperse, Riom, Puy-de-DĂŽme Department, Auvergne-RhĂŽne-Alpes, France
12 x 10 x 10 mm (Author: Rob Schnerr)
Opal-CT (variety lussatite)
Lu
-
Opal. A kind of Chrystmas opals (lol). AgramĂłn. Albacete. Castilla La Mancha. Spain. 7 cm and 4 cm (Author: nimfiara)
Opal. A kind of Chrystmas opals (l
-
Opal. AgramĂłn. Albacete. Castilla La Mancha. Spain. 8 cm (Author: nimfiara)
Opal. AgramĂłn. Albacete. Castilla
-
Opal. Cabo de Gata. AlmerĂa. Andalusia. Spain. 8 cm (Author: nimfiara)
Opal. Cabo de Gata. AlmerĂa. Andal
-
Opal. Cabo de Gata. Almeria. Andalusia. Spain. 7 cm (Author: nimfiara)
Opal. Cabo de Gata. Almeria. Andal
-
Opal. Cabo de Gata. AlmerĂa. Andalusia. Spain. 7 cm (Author: nimfiara)
Opal. Cabo de Gata. AlmerĂa. Andal
-
Opal. Galera. Granada. Andalusia. Spain. 6 cm. (Author: nimfiara)
Opal. Galera. Granada. Andalusia.
-
Opal
from Virgin Valley, Nevada,USA
1.0X0.9X0.3 cubic cm (Author: pro_duo)
Opal
from Virgin Valle
-
Opal
Mina La Carbonera, Tequisquiapån, Querétaro, Mexico
84x82x68mm (Author: Carlos M.)
Opal
Mina La Carbonera
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
33mm x 9mm x 8mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Zacatecas, Mexico
FOV of 34.16mm (Author: ofarcis)
Opal
Zacatecas, Mexico
-
Opal
Zacatecas, Mexico
FOV of 34.16mm (Author: ofarcis)
Opal
Zacatecas, Mexico
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
106mm x 55mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Quilpie, Quilpie Shire, Queensland, Australia
43 x 36 mm (Author: Sante Celiberti)
Opal
Quilpie, Quilpie Shire, Q
-
Opal
Caux, PĂ©zenas Canton, BĂ©ziers District, HĂ©rault, Occitanie, France
fov 6 mm (Author: ploum)
Opal
Caux, PĂ©zenas Canton, BĂ
-
Opal
Durango, Mexico
(Author: Gail)
Opal
Durango, Mexico
-
Opal
Durango, Mexico
25mm (Author: Gail)
Opal
Durango, Mexico
-
Opal
Caux, PĂ©zenas Canton, BĂ©ziers District, HĂ©rault, Occitanie, France
fov 5.5 mm (Author: ploum)
Opal
Caux, PĂ©zenas Canton, BĂ
-
Opal
Quilpie, Quilpie Shire, Queensland, Australia
43 x 36 mm (Author: Sante Celiberti)
Opal
Quilpie, Quilpie Shire, Q
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
38mm x 30mm x 10mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
26 mm x 15 mm x 8 mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
28mm x 13mm x 6mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
32mm x 35mm x 8mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
49mm x 40mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
14mm x 43mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
46mm x 48mm x 19mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
46mm x 48mm x 19mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
16mm x 31mm x 10mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
56mm x 54mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
32mm x 26mm x 15mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
68mm x 40mm x 13mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
68mm x 40mm x 13mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
17mm x 43mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
17mm x 43mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
40mm x 68mm x 15mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
28mm x 33mm x 11mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
28mm x 40mm x 20mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
58mm x 35mm x 22mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
60mm x 42mm x 30mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
17mm x 25mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
18mm x 26mm x 12mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
16mm x 34mm x 11mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
(Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
(Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
(Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
(Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
15mm x 30mm x 9mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
26mm x 54mm x 15mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
28mm x 58mm x 17mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
30mm x 80mm x 10mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
14mm x 44mm x 11mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Yita Ridge roughs, Menz and Gishe (Menz na Gishe), Amhara Region, Ethiopia
87 mm x 84 mm x 75 mm (Author: Don Lum)
Opal
Yita Ridge roughs, Menz a
-
Opal
Yita Ridge roughs, Menz and Gishe (Menz na Gishe), Amhara Region, Ethiopia
87 mm x 84 mm x 75 mm (Author: Don Lum)
Opal
Yita Ridge roughs, Menz a
-
Opal
Yita Ridge roughs, Menz and Gishe (Menz na Gishe), Amhara Region, Ethiopia
87 mm x 84 mm x 75 mm (Author: Don Lum)
Opal
Yita Ridge roughs, Menz a
-
Opal
Yita Ridge roughs, Menz and Gishe (Menz na Gishe), Amhara Region, Ethiopia
87 mm x 84 mm x 75 mm (Author: Don Lum)
Opal
Yita Ridge roughs, Menz a
-
Opal
Quilpie, Quilpie Shire, Queensland, Australia
3.75 x 3.25 x 1.5 inches (Author: Chris Wentzell)
Opal
Quilpie, Quilpie Shire, Q
-
Opal
Monti Pelati, Bettolino, Baldissero Canavese, Metropolitan City of Turin Province, Piedmont (Piemonte), Italy
68 x 56 mm (Author: Sante Celiberti)
Opal
Monti Pelati, Bettolino,
-
Opal
Debub Wollo Zone (South Wollo Zone), Amhara Region, Ethiopia
1 cm each one (Author: Tobi)
Opal
Debub Wollo Zone (South W
-
Opal
Quilpie, Quilpie Shire, Queensland, Australia
Specimen size 9 cm (Author: Tobi)
Opal
Quilpie, Quilpie Shire, Q
-
Opal
Sorteo mining group, El Cintado, CĂĄceres city, Comarca de CĂĄceres, CĂĄceres, Extremadura, Spain
42mm x 42mm x 35mm (Author: Firmo Espinar)
Opal
Sorteo mining group, El C
-
Opal
Coober Pedy, Central North, South Australia, Australia
Vial 35 x 17 mm (Author: Volkmar Stingl)
Opal
Coober Pedy, Central Nort
-
Opal
Tsehay Mewcha, Wegeltena, Delanta District, Semien Wollo Zone (North Wollo Zone), Amhara Region, Ethiopia
16 mm x 10 mm x 6 mm (Author: Firmo Espinar)
Opal
Tsehay Mewcha, Wegeltena,
-
Opal
Opal outcrop, Camarillas reservoir, AgramĂłn, HellĂn, Comarca Campos de HellĂn, Albacete, Castilla-La Mancha, Spain
47 mm x 41 mm x 13 mm (Author: Firmo Espinar)
Opal
Opal outcrop, Camarillas
-
Opal
Salina Island, Eolie Islands, LĂpari, Messina Province, Sicily, Italy
1,7 x 1,5 cm (Author: Volkmar Stingl)
Opal
Salina Island, Eolie Isla
-
Opal
La Carbonera Mine, La Trinidad, Municipio Tequisquiapan, Queretaro, Mexico
FoV 2,5 x 2 cm (Author: Volkmar Stingl)
Opal
La Carbonera Mine, La Tri
-
Opale is a kind of rarity from the Freiberg district, Erzgebirge, Saxony. The picture shows an 18th century find from the Sonnenwirbel Fundgrube (a rather small mine that was later consolidated with the famous HimmelsfĂŒrst mine). 6,5 cm so-called wood opale with label dating by 1780-1810. (Author: Andreas Gerstenberg)
Opale is a kind of rarity from the
-
Opale
Caux, PĂ©zenas Canton, BĂ©ziers District, HĂ©rault, Occitanie, France
fov 4.5 mm (Author: ploum)
Opale
Caux, PĂ©zenas Canton, B
-
Opened, showing the little massive pyrargyrite sample (3 cm) from Gesegnete Bergmannshoffnung mine, Obergruna, Freiberg district, Erzgebirge, Saxony. (Author: Andreas Gerstenberg)
Opened, showing the little massive
-
opening the calcite pocket more (Author: thecrystalfinder)
opening the calcite pocket more
-
opening the calcite pocket with first crystal to come out (Author: thecrystalfinder)
opening the calcite pocket with fi
-
orange 4 3 11 007.JPG (Author: Glenn Rhein)
orange 4 3 11 007.JPG
-
Orange red alacranite crystals from Wilmsdorfer shaft, Possendorf near Dresden, Saxony. Picture width 2 mm. (Author: Andreas Gerstenberg)
Orange red alacranite crystals fro
-
orange-brown Fluorite crystals with purple zones up to 1.1 cm with Dolomite, dimensions of the specimen: 5.5 x 3.5 x 2.5 cm, BergmĂ€nnisch GlĂŒck Flacher vein, Frohnau (Author: Thomas Uhlig)
orange-brown Fluorite crystals wi
-
Ore bucket. (Author: vic rzonca)
Ore bucket.
-
Original label (dating from 1932). Translation as follows: tin rock from the 60 m level of a tin mine near Zinnwald. (Author: Andreas Gerstenberg)
Original label (dating from 1932).
-
original label for specimen (Author: Peter Megaw)
original label for specimen
-
Original label from Ecole Impériale des Mines/Paris (about 1840). (Author: Andreas Gerstenberg)
Original label from Ecole Impérial
-
Original label of F. Krantz Mineralienkontor/Bonn (around 1910). (Author: Andreas Gerstenberg)
Original label of F. Krantz Minera
-
Original label. (Author: Andreas Gerstenberg)
Original label.
-
Original Louis Saemann label (1864). (Author: Andreas Gerstenberg)
Original Louis Saemann label (1864
-
Original Vaux seal on the vial (Author: Andreas Gerstenberg)
Original Vaux seal on the vial
-
Orpiment
Cavnic, Maramures, Romania
6.6 x 7.1 cm.
Orange and brown orpiment partially covering a matrix of white crystallized calcite. (Author: crosstimber)
Orpiment
Cavnic, Maramures, Romani
-
Orpiment
El’brusskiy Mine, Elbrus Mt, Kabardino-Balkarian Republic, Northern Caucasus Region, Russia
4.2 x 5.8 cm
Bright orange orpiment crystals with small colorless barite crystals. (Author: crosstimber)
Orpiment
El’brusskiy Mine, E
-
Orpiment
Quiruvilca mine, Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru.
12 x 9 x 5 cm; 480 gram. (Author: Louis Friend)
Orpiment
Quiruvilca mine, Quiruvil
-
Orpiment
Quiruvilca mine, Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru.
12 x 9 x 5 cm; 480 gram. (Author: Louis Friend)
Orpiment
Quiruvilca mine, Quiruvil
-
Orpiment
Quiruvilca Mine, Santiago de Chuco Prov., La Libertad Dept., Peru
5.4 x 10.0 cm
Cinnamon-brown orpiment crystals with colorless chisel-shaped barite crystals. (Author: crosstimber)
Orpiment
Quiruvilca Mine, Santiago
-
Orpiment & barite
Quiruvilca mine. Dist. Quiruvilca. Santiago de Chucco. La Libertad. PerĂș
FOV 15,27mm
1,24x. Focus rail MacroRail. Canon EOS 600D. Ikea lights
Photo: Oscar FernĂĄndez ArcĂs, Mineral: Manuel de Torres (Author: ofarcis)
Orpiment & barite
Quiruvilca m
-
ORPIMENT CRYSTAL FORM.jpg (Author: Louis Friend)
ORPIMENT CRYSTAL FORM.jpg
-
Orpiment on Calcite
Quiruvilca Mine, Peru
Size: 5.5x4x2,5 cm (Author: Leon56)
Orpiment on Calci
Quiruvilca Mine,
-
Orpiment pseudomorph after Realgar
Palomo Mine, Castrovirreyna Province, Huancavelica Department, Peru
6.5 x 4.5 x 3 cm
Terminated Realgar crystals are partly or fully replaced by vivid yellow Orpiment, with white quartz and shinny Tetrahedrite in combination. Fantastic color. (Author: xdxucn)
Orpiment pseudomorph after Realgar
-
Orpiment Shimen mine. Specimen is about 14 cm. The individual orpiment crystals reach 3.5cm in length but are probably longer being obscured by matrix of calcite. (Author: Samuel)
Orpiment Shimen mine. Specimen is
-
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
FOV appr. 5 mm (Author: Rob Schnerr)
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Pe
-
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
FOV appr. 5 mm (Author: Rob Schnerr)
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Pe
-
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
FOV appr. 5 mm (Author: Rob Schnerr)
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Pe
-
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
49 x 42 x 12 mm (Author: Rob Schnerr)
Orpiment, Baryte, Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Pe
-
Orpiment, Calcite
Quiruvilca Mine, Santiago De Chuco Province, La Libertad Department, Peru
7.2 x 5.5 x 4.5 cm (Author: xdxucn)
Orpiment, Calcite
Quiruvilca Mine,
-
Orpiment, Quiruvilca Mine, Peru (Author: Samuel)
Orpiment, Quiruvilca Mine, Peru
-
Orpiment. Shimen Mine, Shimen County, Changde Prefecture, Hunan Province, China. 10 x 7 x 5 cm. (Author: Lumaes)
Orpiment. Shimen Mine, Shimen Coun
-
Orpiment. Shimen Mine, Shimen County, Changde Prefecture, Hunan Province, China. 10 x 7 x 5 cm. (Author: Lumaes)
Orpiment. Shimen Mine, Shimen Coun
-
Orpiment. Shimen Mine, Shimen County, Changde Prefecture, Hunan Province, China. 10 x 7 x 5 cm. (Author: Lumaes)
Orpiment. Shimen Mine, Shimen Coun
-
Orpiment. Shimen Mine, Shimen County, Changde Prefecture, Hunan Province, China. 10 x 7 x 5 cm. (Author: Lumaes)
Orpiment. Shimen Mine, Shimen Coun
-
Orpiment. Shimen Mine, Shimen County, Changde Prefecture, Hunan Province, China. 10 x 7 x 5 cm. (Author: Lumaes)
Orpiment. Shimen Mine, Shimen Coun
-
Orpiment. Shimen Mine, Shimen County, Changde Prefecture, Hunan Province, China. 10 x 7 x 5 cm. (Author: Lumaes)
Orpiment. Shimen Mine, Shimen Coun
-
Orpiment:
Churchill County, Nevada (Author: Bruce Sevier)
Orpiment:
Churchill County,
-
Orpiment:
Churchill County, Nevada (Author: Bruce Sevier)
Orpiment:
Churchill County,
-
Orpiment:
Churchill County, Nevada (Author: Bruce Sevier)
Orpiment:
Churchill County,
-
Orpiment:
Churchill County, Nevada (Author: Bruce Sevier)
Orpiment:
Churchill County,
-
Orpiment:
Churchill County, Nevada (Author: Bruce Sevier)
Orpiment:
Churchill County,
-
Orpiment:
"Getchell Mine", Churchill County, (Northern) Nevada
specimen size: 70 x 73 x 57 mm (Author: Bruce Sevier)
Orpiment:
"Getchell Mi
-
Orpiment
Twin Creeks Mine, cut 62, Potosi District, Osgood Mountains, Humboldt County, Nevada, USA
50 x 42 mm (Author: Sante Celiberti)
Orpiment
Twin Creeks Mine, cut
-
Orpiment
Peru
7x4x3cm (Author: Dave van Bladel)
Orpiment
Peru
-
Orpiment
Elbrusskiy Mine, Elbrus Mountain, Kabardino-Balkarian Republic, Northern Caucasus Region, Russia
7 x 3.7 cm (Author: Don Lum)
Orpiment
Elbrusskiy Mine, Elbr
-
Orpiment
Elbrusskiy Mine, Elbrus Mountain, Kabardino-Balkarian Republic, Northern Caucasus Region, Russia
7 x 3.7 cm (Author: Don Lum)
Orpiment
Elbrusskiy Mine, Elbr
-
Orpiment
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
99 X 65 mm (Author: Manuel Mesa)
Orpiment
Quiruvilca Mine (La L
-
Orpiment
Twin Creeks Mine, cut 62, Potosi District, Osgood Mountains, Humboldt County, Nevada, USA
2.0 x 2.3 cm (Author: crosstimber)
Orpiment
Twin Creeks Mine, cut
-
Orpiment
Elbrusskiy Mine, Elbrus Mountain, Kabardino-Balkarian Republic, Northern Caucasus Region, Russia
4 cm (Author: Nunzio)
Orpiment
Elbrusskiy Mine, Elbr
-
Orpiment
Elbrusskiy Mine, Elbrus Mountain, Kabardino-Balkarian Republic, Northern Caucasus Region, Russia
1.7 x 2.8 cm (Author: crosstimber)
Orpiment
Elbrusskiy Mine, Elbr
-
Orpiment
Jiepaiyu Mine (Shimen Mine), Shimen County, Changde Prefecture, Hunan, China
112 x 63 mm (Author: Manuel Mesa)
Orpiment
Jiepaiyu Mine (Shimen
-
Orpiment
Getchell Mine, Adam Peak, Potosi District, Osgood Mountains, Humboldt County, Nevada, USA
5.2 x 7.0 cm (Author: crosstimber)
Orpiment
Getchell Mine, Adam P
-
Orpiment
Twin Creeks Mine, Potosi District, Osgood Mountains, Humboldt County, Nevada, USA
2.2 x 3.3 x 4.3 cm (Author: crosstimber)
Orpiment
Twin Creeks Mine, Pot
-
Orpiment
Twin Creeks Mine, cut 62, Potosi District, Osgood Mountains, Humboldt County, Nevada, USA
3.0 x 4.5 cm (Author: crosstimber)
Orpiment
Twin Creeks Mine, cut
-
Orpiment
Getchell Mine, Adam Peak, Potosi District, Osgood Mountains, Humboldt County, Nevada, USA
80x50x50 mm (Author: Dany Mabillard)
Orpiment
Getchell Mine, Adam P
-
Orpiment
Stein, Dellach, Valle Drau, Spittal an der Drau, Hohe Tauern, Carinthia/KĂ€rnten, Austria
6,5 x 4,5 cm (Author: Volkmar Stingl)
Orpiment
Stein, Dellach, Valle
-
Orpiment
Stein, Dellach, Valle Drau, Spittal an der Drau, Hohe Tauern, Carinthia/KĂ€rnten, Austria
6,5 x 4,5 cm (Author: Volkmar Stingl)
Orpiment
Stein, Dellach, Valle
-
Orthoclase
Takayama, Gifu Prefecture, Honshu, Japan
63.0 x 52.0 x 45.0 mm
Excellent, sharp pinkish-tan Baveno twin of Orthoclase, measuring 63 x 39 x 38 mm, is accented by white blades of Albite (v. Cleavlandite) and minor Muscovite. The Takayama area was well known for these twins. From the Earl Calvert (1904-1964) collection, this specimen is pristine. (Author: GneissWare)
Orthoclase
Takayama, Gifu Prefect
-
Orthoclase
Erongo Mountain, Erongo Region, Namibia
10.5 x 7.2 cm (Author: Don Lum)
Orthoclase
Erongo Mountain, Erongo
-
Orthoclase
Erongo Mountain, Erongo Region, Namibia
10.5 x 7.2 cm (Author: Don Lum)
Orthoclase
Erongo Mountain, Erongo
-
Orthoclase
Erongo Mountain, Erongo Region, Namibia
10.5 x 7.2 cm (Author: Don Lum)
Orthoclase
Erongo Mountain, Erongo
-
Orthoclase
Erongo Mountain, Erongo Region, Namibia
4.2 x 4.0 cm
Carlsbad Twin (Author: Don Lum)
Orthoclase
Erongo Mountain, Erongo
-
Orthoclase
Montecatini Quarry, Baveno, Piedmont, Italy
4.2 x 6.4 cm
A creamy tan Carlsbad-twinned orthoclase crystal on a granite matrix. (Author: crosstimber)
Orthoclase
Montecatini Quarry, Bav
-
Orthoclase ( var. Adularia ) with Smoky Quartz
Rhone-Gletscher, Ober-Wallis, Switzerland
160 x 125 x 97 mm
Excellent, well-defined Baveno-Manebach twins of Orthoclase (v. Adularia) to 28 mm across, partially covered with Chlorite, are nestled amongst numerous glassy, slightly smoky Quartz points, measuring up to 48 x 22 mm in size. Formerly in the Anton Berger (Mödling, Austria; 1870-1956) private collection. This is a fine old Swiss specimen from the Earl Calvert collection. (Author: GneissWare)
Orthoclase ( var.
Rhone-Gletscher,
-
Orthoclase ("paradoxite") from the Wachtelberg quarry, Euba near Flöha, Saxony. With old label. The locality developed some of the best paradoxites as well as good quartz samples. (Author: Andreas Gerstenberg)
Orthoclase ("paradoxite"
-
Orthoclase (variety adularia)
Valle Ziller. Norte Tirol. Tirol. Austria
FOV 4.77cm
0.34x. Focus rail MacroRail. Canon EOS 600D. Ikea lights
Photo: Oscar FernĂĄndez ArcĂs, Mineral: Manuel de Torres (Author: ofarcis)
Orthoclase (variety adularia)
Vall
-
Orthoclase (variety adularia) with Muscovite
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyrol/Tirol, Austria
3,5 x 2 cm (Author: Volkmar Stingl)
Orthoclase (variety adularia) with Muscovite
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyrol
-
Orthoclase (variety adularia), Albite (variety pericline), 'Apatite'
St Gotthard Pass area, Central St Gotthard Massif, Leventina, Ticino (Tessin), Switzerland
10,5 x 7,5 cm (Author: Volkmar Stingl)
Orthoclase (variety adularia), Albite (variety pericline), 'Apatite'
St Gotthard Pass area, Central St Gotthard Massif,
-
Orthoclase (variety adularia), Chlorite (Group)
Central St Gotthard Massif, Leventina, Ticino (Tessin), Switzerland
4,5 x 3 cm (Author: Volkmar Stingl)
Orthoclase (variety adularia), Chlorite (Group)
Central St Gotthard Massif, Leventina, Ticino (Te
-
Orthoclase (variety Adularia), Chlorite group, Titanite
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyrol/Tirol, Austria
2 x 1,5 cm (Author: Volkmar Stingl)
Orthoclase (variety Adularia), Chlorite group, Titanite
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North T
-
Orthoclase (variety adularia), Chlorite group
St Gotthard Pass area, Central St Gotthard Massif, Leventina, Ticino (Tessin), Switzerland
81 x 69 mm (Author: Sante Celiberti)
Orthoclase (variety adularia), Chlorite group
St Gotthard Pass area, Central St Gotthard Massif, Leventina, Ticino (Tess
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Orthoclase (variety Adularia), Chlorite group
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyrol/Tirol, Austria
5,5 x 4 cm (Author: Volkmar Stingl)
Orthoclase (variety Adularia), Chlorite group
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyro
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Orthoclase (variety Adularia), Chlorite group
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyrol/Tirol, Austria
2 x 2 cm (Author: Volkmar Stingl)
Orthoclase (variety Adularia), Chlorite group
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyro
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Orthoclase (variety adularia), Muscovite, Rutile
Miage Glacier, Veny Valley, Monte Bianco Massif (Mont Blanc Massif), Courmayeur, Aosta Valley (Val d'Aosta), Italy
61 x 37 mm (Author: Sante Celiberti)
Orthoclase (variety adularia), Muscovite, Rutile
Miage Glacier, Veny Valley, Monte Bianco Massif (Mont Blanc Massif), Courmayeur, Aosta Valley (
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Orthoclase (variety adularia), Muscovite, Rutile
Miage Glacier, Veny Valley, Monte Bianco Massif (Mont Blanc Massif), Courmayeur, Aosta Valley (Val d'Aosta), Italy
61 x 37 mm (Author: Sante Celiberti)
Orthoclase (variety adularia), Muscovite, Rutile
Miage Glacier, Veny Valley, Monte Bianco Massif (Mont Blanc Massif), Courmayeur, Aosta Valley (
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Orthoclase (variety adularia), Muscovite, Rutile
Miage Glacier, Veny Valley, Monte Bianco Massif (Mont Blanc Massif), Courmayeur, Aosta Valley (Val d'Aosta), Italy
61 x 37 mm (Author: Sante Celiberti)
Orthoclase (variety adularia), Muscovite, Rutile
Miage Glacier, Veny Valley, Monte Bianco Massif (Mont Blanc Massif), Courmayeur, Aosta Valley (
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Orthoclase (variety adularia), Quartz, Clinochlore
Formazza Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont (Piemonte), Italy
86 x 85 mm (Author: Sante Celiberti)
Orthoclase (variety adularia), Quartz, Clinochlore
Formazza Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedm
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Orthoclase (variety adularia), Quartz, Clinochlore
Formazza Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont (Piemonte), Italy
86 x 85 mm (Author: Sante Celiberti)
Orthoclase (variety adularia), Quartz, Clinochlore
Formazza Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedm
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Orthoclase (variety adularia)
BelvĂs de Monroy, Comarca Campo Arañuelo, CĂĄceres, Extremadura, Spain
6 x 5 x 5 cm (Author: ApitaAngel)
Orthoclase (variety adularia)
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Orthoclase (variety adularia)
Alchuri, Shigar District, Gilgit-Baltistan (Northern Areas), Pakistan
50mm x 23mm (Author: Don Lum)
Orthoclase (variety adularia)
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Orthoclase (variety adularia)
Alchuri, Shigar District, Gilgit-Baltistan (Northern Areas), Pakistan
50mm x 23mm (Author: Don Lum)
Orthoclase (variety adularia)
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Orthoclase (variety adularia)
Alchuri, Shigar District, Gilgit-Baltistan (Northern Areas), Pakistan
50 mm x 23 mm (Author: Don Lum)
Orthoclase (variety adularia)
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Orthoclase (variety adularia)
Cristallina Valley, Medel Valley, Medel (Lucmagn), Surselva Region, Grischun (Grisons; GraubĂŒnden), Switzerland
42,5 x 33,6 mm (Author: Sante Celiberti)
Orthoclase (variety adularia)
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Orthoclase (variety adularia)
Ticino (Tessin), Switzerland
4 x 3 cm (Author: Volkmar Stingl)
Orthoclase (variety adularia)
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Orthoclase (variety Adularia)
Lapenkar, Stilupp Valley, Ziller Valley (Zillertal), North Tyrol, Tyrol/Tirol, Austria
4 x 3 cm (Author: Volkmar Stingl)
Orthoclase (variety Adularia)