-
"Float Silver"
Cobalt area
8x3.5x.5 cm
A piece of float silver from the cobalt area. Many of the silver veins were exposed on surface, during glaciation the some silver was removed and deposited further south as the glaciers travelled. The "float silver" can be identified by a spongy appearance as all of the other minerals have been naturally etched away. (Author: Joseph D'Oliveira)
"Float Silve
Cobalt area
-
Adamite
Ojuela Mine, Mapimí, Municipio Mapimí, Durango, Mexico
8x10.5x3 cm''s (Author: Joseph DOliveira)
Adamite
Ojuela Mine, Mapimí,
-
Almandine Garnet
Kukagami Lake Road, Sudbury, Ontario, Canada
7 x 7 x 6.5 cm (Author: Joseph D'Oliveira)
Almandine Garnet
Kukagami Lake Roa
-
Andradite
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
13x11x4 cm (Author: Joseph DOliveira)
Andradite
Huanggang Mines, Hex
-
Argentite
Silver Queen Mine, Cobalt, Ontario, Canada
15x13x.2 cm
A complete leaf of argentite originally collected in 1914. This is the best example of an argentite leaf I’ve seen from the Cobalt area. (Author: Joseph D'Oliveira)
Argentite
Silver Queen Mine
-
Arsenopyrite on safflorite
Harrison-Hibbert (Ruby) Mine, Cobalt, Ontario, Canada
8x5x3 cm
Druzy arsenopyrite crystals on massive safflorite. (Author: Joseph D'Oliveira)
Arsenopyrite on s
Harrison-Hibbert
-
Arsenopyrite
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Russia
5x8x6 cm (Author: Joseph DOliveira)
Arsenopyrite
Dalnegorsk, Dalne
-
Atacamite
Mount Gunson Copper mines, Pernatty Lagoon, Stuart Shelf, South Australia, Australia
6.4x5x2 cm (Author: Joseph DOliveira)
Atacamite
Mount Gunson Copper
-
Barite
Shirley Basin, near Casper, Wyoming
5 x 5 x 3.5 & 5 x 4 x 3 cm
Pair of barite blades self collected in the Shirley Basin area in central Wyoming. The barite blades can be found in small pockets along high cliffs of consolidated volcanic ash. I spent many weekends searching for these and only found one pocket in miles of cliff faces that were searched. (Author: Joseph D'Oliveira)
Barite
Shirley Basin, ne
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Baryte
Moscona Mine, "Corte del Agua", El Llano, Solís, Corvera de Asturias, Comarca Avilés, Principality of Asturias (Asturias), Spain
10.5 x 9 x 5 cm''s (Author: Joseph DOliveira)
Baryte
Moscona Mine, "Corte de
-
Calcite with Quartz
Stanleigh Mine, Elliot Lake area, Gunterman Township, Algoma District, Ontario, Canada
6x5x2 cm''s (Author: Joseph DOliveira)
Calcite with Quartz
Stanleigh
-
Calcite
Dahisar Quarry, Mumbai, India
12 x 6 x 5 cm
White scalenohedral crystal cluster, the crystals have a matte lustre. An early piece from India. (Author: Joseph D'Oliveira)
Calcite
Dahisar Quarry, M
-
Calcite
Rio Grande do Sul, Brazil
13 x 7 x 2 cm
Very thin plate of scalenohedral calcite from Brazil. (Author: Joseph D'Oliveira)
Calcite
Rio Grande do Sul
-
Calcite
San Juan de Rayas Mine, Gaunajuato, Mexico
8 x 5 x 5 cm
Striated, scalenohedral calcite crystals sitting on a marcasite matrix. (Author: Joseph D'Oliveira)
Calcite
San Juan de Rayas
-
Calcite
Santa Eulalia, Mexico
17 x 7 x 6 cm
Interesting colour zoning on this cluster, as the brown colour appears in only one direction. (Author: Joseph D'Oliveira)
Calcite
Santa Eulalia, Me
-
Calcite
Stanleigh Mine, Elliot Lake, Ontario, Canada
5 x 3 x 3 cm
Collected from a lamprophyre dyke on the 3500’ level of the mine. (Author: Joseph D'Oliveira)
Calcite
Stanleigh Mine, E
-
Calcite
Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri, USA
19 x 9 x 6.5 cm
(Author: Joseph D'Oliveira)
Calcite
Sweetwater Mine,
-
Calcite
Rattlesnake Butte, Jackson County, South Dakota, USA
12x5x7 cm (Author: Joseph DOliveira)
Calcite
Rattlesnake Butte, Jac
-
Cassiterite
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro, Portugal
6.3x5.5x3.5 cm''s (Author: Joseph DOliveira)
Cassiterite
Minas da Panasquei
-
Chalcopyrite on Calcite
Cavnic Mine, Maramures Co., Romania
10 x 6.5 x 2 cm (Author: Joseph D'Oliveira)
Chalcopyrite on C
Cavnic Mine, Mara
-
Chalcopyrite with Arsenopyrite, Calcite and Muscovite
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro, Portugal
11.5x8.5x6.5 cm''s (Author: Joseph DOliveira)
Chalcopyrite with Arsenopyrite, Calcite and Muscovite
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da
-
Chalcopyrite
Durango, Mexico
6.5x5.4x2 cm''s (Author: Joseph DOliveira)
Chalcopyrite
Durango, Mexico
-
Chrysocolla
L'Etoile du Congo Mine (Star of the Congo Mine), Lubumbashi (Elizabethville), Katanga Copper Crescent, Haut-Katanga (Shaba), Democratic Republic of the Congo (Zaire)
10 x 8.5 x 6 cm''s (Author: Joseph DOliveira)
Chrysocolla
L'Etoile du Congo
-
Cinnabar
Tongren Mine, Tongren, Tongren Prefecture, Guizhou Province, China
8.5x5.5x2 cm (Author: Joseph DOliveira)
Cinnabar
Tongren Mine, Tongren
-
Clinosafflorite on Silver
Rusty Lake Mine, Gowanda area, Cobalt-Gowanda Region, Leith Township, Timiskaming District, , Ontario, Canada
5.5x3.5x1.2 cm''s (Author: Joseph DOliveira)
Clinosafflorite on Silver
Rust
-
Copper
(Author: Joseph DOliveira)
Copper
-
Copper
10x5x6 cm''s
(Author: Joseph DOliveira)
Copper
-
Copper
Morenci Mine, Northwest Extension, Morenci, Copper Mountain District, Shannon Mountains, Greenlee County, Arizona, USA
5x5x5 cm (Author: Joseph DOliveira)
Copper
Morenci Mine, Northwest
-
Copper
Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona, USA
9.5x7.5x1 cm (Author: Joseph DOliveira)
Copper
Ray Mines, Scott Mounta
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Copper
Onganja (Emke) Mine, Helen Farm 235, Onganja mining area, Seeis, Windhoek District, Khomas Region, Namibia
4x2.5x2 cm (Author: Joseph DOliveira)
Copper
Onganja (Emke) Mine, He
-
Copper
Keweenaw County, Michigan, USA
3x1.5x1.2 cm''s (Author: Joseph DOliveira)
Copper
Keweenaw County, Michig
-
Cornetite
L'Etoile du Congo Mine (Star of the Congo Mine), Lubumbashi (Elizabethville), Katanga Copper Crescent, Haut-Katanga (Shaba), Democratic Republic of the Congo (Zaire)
6.5x5x.5 cm (Author: Joseph DOliveira)
Cornetite
L'Etoile du Congo Mi
-
Crocoite
Adelaide Mine, Dundas, Tasmania, Australia
8 x 5.5 x 4 cm (Author: Joseph D'Oliveira)
Crocoite
Adelaide Mine, Du
-
Dioptase
Tsumeb Mine, Namibia
7 x 4.5 x 4 cm (Author: Joseph D'Oliveira)
Dioptase
Tsumeb Mine, Nami
-
Dolomite with Svanbergite
Mount Brussilof Mine, Radium Hot Springs, Golden Mining Division, British Columbia, Canada
6x3.5x4.1 cm''s (Author: Joseph DOliveira)
Dolomite with Svanbergite
Moun
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Dolomite
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
9x9x7 cm (Author: Joseph DOliveira)
Dolomite
Huanggang Mines, Hexi
-
Dolomite
Coleman Mine, Levack Township, Sudbury District, Ontario, Canada
2.8x3.2x2 cm''s (Author: Joseph DOliveira)
Dolomite
Coleman Mine, Levack
-
Dyscrasite with Löllingite
Bouismas Mine, Agdz, Bou Azzer mining district, Zagora Province, Drâa-Tafilalet Region, Morocco
6.3x4.4x6.5 cm''s (Author: Joseph DOliveira)
Dyscrasite with Löllingite
Bo
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Enargite
Longfellow Mine, Red Mountain District, San Juan County, Colorado, USA
7x5x2.4 cm''s (Author: Joseph DOliveira)
Enargite
Longfellow Mine, Red
-
Ferberite
Panasqueira Mine, Castelo Branco, Portugal
10 x 11 x 3.5 cm (Author: Joseph D'Oliveira)
Ferberite
Panasqueira Mine,
-
Fluorite, Arsenopyrite and Löllingite with Magnetite
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
7.5 x 6 x 3.5 cm''s (Author: Joseph DOliveira)
Fluorite, Arsenopyrite and Löllingite with Magnetite
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia
-
Fluorite
Yiwu, Jinhua Prefecture, Zhejiang Province, China
11x7x2.5 cm (Author: Joseph DOliveira)
Fluorite
Yiwu, Jinhua Prefectu
-
Fluorite
Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania Region, Fianarantsoa Province, Madagascar
15x9x12 cm (Author: Joseph DOliveira)
Fluorite
Mandrosonoro, Ambatof
-
Fluorite
Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania Region, Fianarantsoa Province, Madagascar
11x8.5x6 cm (Author: Joseph DOliveira)
Fluorite
Mandrosonoro, Ambatof
-
Fluorite
De'an Mine, Wushan, De'an, Jiujiang Prefecture, Jiangxi Province, China
8 x 8 x 3.5 cm''s (Author: Joseph DOliveira)
Fluorite
De'an Mine, Wushan, D
-
Galena
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Russia
10x10x5 cm (Author: Joseph DOliveira)
Galena
Dalnegorsk, Dalnegorsk
-
Galena
Sa Dena Hes Mine, Watson Lake, Watson Lake District, Yukon, British Columbia, Canada
5.1x3x2.8 cm''s (Author: Joseph DOliveira)
Galena
Sa Dena Hes Mine, Watso
-
Goethite after Pyrite
Pelican Point Quarry, Utah, USA
5.5 x 5 x 3 cm (Author: Joseph D'Oliveira)
Goethite after Py
Pelican Point Qua
-
Gold
Timmins, Ontario, Canada
5 x 3.5 x 1.5 cm
Gold on Quartz (Author: Joseph D'Oliveira)
Gold
Timmins, Ontario,
-
Gold
Timmins, Ontario, Canada
5 x 3.5 x 1.5 cm
Gold on Quartz (Author: Joseph D'Oliveira)
Gold
Timmins, Ontario,
-
Gold
White Creek, Essequibo Islands-West Demerara Region, Guyana
2.2x1.8x.5 cm''s (Author: Joseph DOliveira)
Gold
White Creek, Essequibo Is
-
Halite
Searles Lake, Trona, California, USA
9 x 6 x 5 cm (Author: Joseph D'Oliveira)
Halite
Searles Lake, Tro
-
Hematite after Magnetite
Altiplano Payun Matru, Mendoza, Argentina
5 x 4 x 3 cm (Author: Joseph D'Oliveira)
Hematite after Ma
Altiplano Payun M
-
Hematite
Ouro Preto, Minas Gerais, Brazil
6 x 5.5 x 3 cm (Author: Joseph D'Oliveira)
Hematite
Ouro Preto, Minas
-
Hematite
Jinlong Hill, Longchuan, Heyuan Prefecture, Guangdong Province, China
13x9x12 cm (Author: Joseph DOliveira)
Hematite
Jinlong Hill, Longchu
-
Hematite
Irhoud Mine, Jebel Irhoud, Youssoufia Province, Marrakesh-Safi Region, Morocco
11x11.5x1.5 cm''s (Author: Joseph DOliveira)
Hematite
Irhoud Mine, Jebel Ir
-
Hübnerite
Silverton, Animas District, San Juan County, Colorado, USA
7x3.5x2.5 cm (Author: Joseph DOliveira)
Hübnerite
Silverton, Animas D
-
Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
(Author: Joseph DOliveira)
Hutchinsonite
Quiruvilca Mine
-
Hutchinsonite
Quiruvilca Mine (La Libertad Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
8.2x7x2.5 cm''s (Author: Joseph DOliveira)
Hutchinsonite
Quiruvilca Mine
-
Löllingite on Arsenic
Glasberg Quarry, Nieder-Beerbach, Mühltal, Darmstadt-Dieburg, Darmstadt, Hesse/Hessen, Germany
6.5x4x1.3 cm''s (Author: Joseph DOliveira)
Löllingite on Arsenic
Glasber
-
Löllingite
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
11x12x7 cm (Author: Joseph DOliveira)
Löllingite
Huanggang Mines, H
-
Löllingite
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
17x12x7 cm (Author: Joseph DOliveira)
Löllingite
Huanggang Mines, H
-
Ludlamite
Cabeça do Cachorro claim, São Gabriel da Cachoeira, Cabeça do Cachorro area, Amazonas, Brazil
(Author: Joseph DOliveira)
Ludlamite
Cabeça do Cachorro
-
Ludlamite
Cabeça do Cachorro claim, São Gabriel da Cachoeira, Cabeça do Cachorro area, Amazonas, Brazil
16x10.5x3 cm''s (Author: Joseph DOliveira)
Ludlamite
Cabeça do Cachorro
-
Ludlamite
Cabeça do Cachorro claim, São Gabriel da Cachoeira, Cabeça do Cachorro area, Amazonas, Brazil
7x7.3x2.5 cm''s (Author: Joseph DOliveira)
Ludlamite
Cabeça do Cachorro
-
Magnetite
Huanggang Mines, Hexigten Banner (Kèshíkèténg Qí), Chifeng (Ulanhad), Inner Mongolia Autonomous Region, China
13x9x2.2 cm''s (Author: Joseph DOliveira)
Magnetite
Huanggang Mines, Hex
-
Malachite
Kasompe, Zambia
5 x 5 x 4.5 cm
Fibrous Malachite (Author: Joseph D'Oliveira)
Malachite
Kasompe, Zambia
-
Malachite
Shaba, Democratic Republic of the Congo
12 x 6 x 1.5 cm
(Author: Joseph D'Oliveira)
Malachite
Shaba, Democratic
-
Malachite
Mindingi Mine (Mindigi Mine), Swambo, Kambove District, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of the Congo (Zaire)
10x11x7 cm (Author: Joseph DOliveira)
Malachite
Mindingi Mine (Mindi
-
Malachite
Bisbee, Warren District, Mule Mountains, Cochise County, Arizona, USA
7x5.3x1.5 cm''s (Author: Joseph DOliveira)
Malachite
Bisbee, Warren Distr
-
Malachite
Zagora Province, Drâa-Tafilalet Region, Morocco
6.5x5.5x5 cm''s (Author: Joseph DOliveira)
Malachite
Zagora Province, Dr
-
Malachite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
6.2 x 5 x 2.5 cm (Author: Joseph DOliveira)
Malachite
Tsumeb Mine, Tsumeb,
-
Malachite
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
6.2 x 5 x 2.5 cm (Author: Joseph DOliveira)
Malachite
Tsumeb Mine, Tsumeb,
-
Marcasite
Belle Fourche Reservoir, South Dakota, USA
6 x 6 x 4 cm (Author: Joseph D'Oliveira)
Marcasite
Belle Fourche Res
-
Marcasite
Belle Fourche Reservoir, South Dakota, USA
2.5 cm in diameter
Two additional spike balls of marcasite from Belle Fourche (Author: Joseph D'Oliveira)
Marcasite
Belle Fourche Res
-
Marcasite
Belle Fourche Reservoir, South Dakota, USA
6 x 6 x 4 cm (Author: Joseph D'Oliveira)
Marcasite
Belle Fourche Res
-
Marcasite
Belle Fourche Reservoir, South Dakota, USA
2.5 x 2.5 cm (Author: Joseph D'Oliveira)
Marcasite
Belle Fourche Res
-
Millerite
Thompson Mine (Thompson open pit), Thompson, Winnipeg Capital Region, Manitoba, Canada
5x2.5x1.5 cm (Author: Joseph DOliveira)
Millerite
Thompson Mine (Thomp
-
Millerite
Thompson Mine (Thompson open pit), Thompson, Winnipeg Capital Region, Manitoba, Canada
9x2x2 cm (Author: Joseph DOliveira)
Millerite
Thompson Mine (Thomp
-
Native Bismuth
Keeley-Frontier Mine, Silver Centre, Ontario, Canada
16.5x12x1.5 cm
A cut and polished slab of gabbro showing native bismuth filling joint fractures. (Author: Joseph D'Oliveira)
Native Bismuth
Keeley-Frontier M
-
Native Copper Crystals
Copper Creek Mine, Batchawana Bay, Sault Ste Marie, Ontario, Canada
7x5x3.5 cm (Author: Joseph D'Oliveira)
Native Copper Cry
Copper Creek Mine
-
Native Leaf Silver
Langis Mine, New Liskeard, Ontario, Canada
10x2x.3 cm
Nice slender leaf of native silver weighing 84 grms. (Author: Joseph D'Oliveira)
Native Leaf Silve
Langis Mine, New
-
Native silver crystals (herring bone) covered with safflorite
Langis Mine, New Liskeard, Ontario, Canada
7x4x5 cm
Etched silver crystals with safflorite coating. (Author: Joseph D'Oliveira)
Native silver cry
Langis Mine, New
-
Native silver crystals with a safflorite coating
Langis Mine, New Liskeard, Ontario, Canada
6x4.5x2 cm
This crystal was etched using acid to expose the herring bone silver crystals. As with most of these specimens, a thin coating of safflorite is attached to the silver. (Author: Joseph D'Oliveira)
Native silver cry
Langis Mine, New
-
Native silver crystals with a safflorite coating
Mensilvo Mine, Cobalt, Ontario, Canada
7.5x7x1 cm
A nice cluster of silver crystals on a leaf of native silver. Some of the crystals have a thin coating of safflorite. The specimen weighs 179 grams. (Author: Joseph D'Oliveira)
Native silver cry
Mensilvo Mine, Co
-
Native Silver in Bornite
Coleman Mine, Levack, Ontario, Canada
12 x 4.5 x 3 cm
Native silver in bornite from Sudbury is typically formed in thin sheets along joint contacts within bornite veins. These high copper veins are found in the foot wall rocks away from the nickel ore bodies that are commonly mined here. (Author: Joseph D'Oliveira)
Native Silver in
Coleman Mine, Lev
-
Native silver on safflorite
Langis Mine, New Liskeard, Ontario, Canada
9x5x1 cm
Native silver on safflorite, if you look closely, you will see striations on the silver from the lower left to the upper right. These striations are slickensides and are formed as a result of movement in the fault where the silver was forming. (Author: Joseph D'Oliveira)
Native silver on
Langis Mine, New
-
Native Silver on Arsenic
Pöhla - Erzgebirge
6.5 x 5 x 3.5 cm (Author: Joseph D'Oliveira)
Native Silver on
Pöhla - Erzgebirg
-
Native Silver on Arsenic
Pöhla - Erzgebirge
6.5 x 5 x 3.5 (Author: Joseph D'Oliveira)
Native Silver on
Pöhla - Erzgebirg
-
Native Silver
Hi-Ho Mine, Cobalt, Ontario, Canada
12 x 8 x 1.5 cm
(Author: Joseph D'Oliveira)
Native Silver
Hi-Ho Mine, Cobal
-
Pingwu Mine, Huya township, Mount Xuebaoding, Pingwu, Mianyang Prefecture, Sichuan Province, China
12x8x4 cm's (Author: Joseph DOliveira)
P1010954.JPG
-
P1017328.JPG (Author: Joseph DOliveira)
P1017328.JPG
-
P1017330.JPG (Author: Joseph DOliveira)
P1017330.JPG
-
P1017334.JPG (Author: Joseph DOliveira)
P1017334.JPG
-
Prehnite
Imilchil area, Anti-Atlas, Er Rachidia Province, Drâa-Tafilalet Region, Morocco
14x12x7 cm (Author: Joseph DOliveira)
Prehnite
Imilchil area, Anti-A
-
Pyrite (octahedral) with Magnetite and Pyrrhotite
Coleman Mine, Levack Township, Sudbury District, Ontario, Canada
11.5x10x3.2 cm''s (Author: Joseph DOliveira)
Pyrite (octahedral) with Magnetite and Pyrrhotite
Coleman Mine, Levack Township, Sudbury Distr
-
Pyrite coated by Molybdenite
Rico Claims, Grayback District (Russell District), Costilla County, Colorado, USA
6.5x4.5x2.5 cm''s (Author: Joseph DOliveira)
Pyrite coated by Molybdenite
R
-
Pyrite coated by Molybdenite
Rico Claims, Grayback District (Russell District), Costilla County, Colorado, USA
6.5x4.5x2.5 cm''s (Author: Joseph DOliveira)
Pyrite coated by Molybdenite
R
-
Pyrite with Hematite
Elba Island, Livorno Province, Tuscany, Italy
6.5x6x4 cm''s (Author: Joseph DOliveira)
Pyrite with Hematite
Elba Isla
-
Pyrite
Morococha Mine, Morococha District, near Lima, Peru
12 x 10 x 4 cm
(Author: Joseph D'Oliveira)
Pyrite
Morococha Mine, M
-
Pyrite
Nanisivik Mine, North West Territories, Canada
7 x 6 x 5 cm
Striated, interpenetrating cubes of pyrite from a now closed location. (Author: Joseph D'Oliveira)
Pyrite
Nanisivik Mine, N
-
Pyrite
Huanzala Mine, Huallanca District, Dos de Mayo Province, Huánuco Department, Peru
12x7x3 cm (Author: Joseph DOliveira)
Pyrite
Huanzala Mine, Huallanc
-
Pyrite
Copper Cliff North Mine, McKim Township, Sudbury District, Ontario, Canada
5.3x7x2.3 cm''s (Author: Joseph DOliveira)
Pyrite
Copper Cliff North Mine
-
Pyromorphite
Bunker Hill Mine, Idaho, USA
6.5 x 4 x 2 cm (Author: Joseph D'Oliveira)
Pyromorphite
Bunker Hill Mine,
-
Pyromorphite
Daoping Mine, Yangshuo, Guangxi Zhuang, China
9 x 6.5 x 5 cm (Author: Joseph D'Oliveira)
Pyromorphite
Daoping Mine, Yan
-
Pyrrhotite
Huanzala Mine, Huallanca District, Dos de Mayo Province, Huánuco Department, Peru
11x4x4 cm (Author: Joseph DOliveira)
Pyrrhotite
Huanzala Mine, Hual
-
Quartz (red)
2nd Sovietsky Mine, Dal’Negorsk, Primorskij Kraj, Russia
14 x 6 x 5 cm
(Author: Joseph D'Oliveira)
Quartz (red)
2nd Sovietsky Min
-
Quartz (variety amethyst) with Calcite
Artigas Department, Uruguay
(Author: Joseph DOliveira)
Quartz (variety amethyst) with Calcite
Artigas Department
-
Quartz (variety amethyst) with Calcite
Artigas Department, Uruguay
11x6.5x4 cm''s (Author: Joseph DOliveira)
Quartz (variety amethyst) with Calcite
Artigas Department
-
Quartz (variety amethyst)
Blue Points Mine, Pearl Lake, McTavish Township, Thunder Bay District, Ontario, Canada
9 x 6.5 x 3 cm''s (Author: Joseph DOliveira)
Quartz (variety amethyst)
Blue
-
Scheelite
Pingwu Mine, Huya township, Mount Xuebaoding, Pingwu, Mianyang Prefecture, Sichuan Province, China
(Author: Joseph DOliveira)
Scheelite
Pingwu Mine, Huya to
-
Schorl on Quartz
Dara-i-Pech pegmatite, Chapa Dara District, Kunar Province (Konar), Afghanistan
5x5x3.5 cm''s (Author: Joseph DOliveira)
Schorl on Quartz
Dara-i-Pech p
-
Silver Crystals
Nippising Mine, Cobalt, Ontario, Canada
19x10.5x.5 cm
A large cut slab displaying a network of fine silver crystals and veinlets. The specimen is a brecciated vein of calcite. One funny sidebar to this spcimen, is the way the breccia pieces are arranged to show what looks like the face of a dog. (Author: Joseph D'Oliveira)
Silver Crystals
Nippising Mine, C
-
Silver with Bornite
Coleman Mine, Levack Township, Sudbury District, Ontario, Canada
4.8 x 3.5 x 1 cm (Author: Joseph DOliveira)
Silver with Bornite
Coleman Mi
-
Silver with Bornite
Coleman Mine, Levack Township, Sudbury District, Ontario, Canada
4.8 x 3.5 x 1 cm (Author: Joseph DOliveira)
Silver with Bornite
Coleman Mi
-
Silver with Bornite
Silver Miller Mine, Coleman Township, Cobalt area, Cobalt-Gowganda Region, Timiskaming District, Ontario, Canada
6.8x5.8x1.6 cm''s (Author: Joseph DOliveira)
Silver with Bornite
Silver Mil
-
Silver with Bornite
Silver Miller Mine, Coleman Township, Cobalt area, Cobalt-Gowganda Region, Timiskaming District, Ontario, Canada
6.8x5.8x1.6 cm''s (Author: Joseph DOliveira)
Silver with Bornite
Silver Mil
-
Silver
Green-Meehan Mine, Cobalt area, Cobalt-Gowanda Region, Bucke Township, Timiskaming District, Ontario, Canada
6.5x5x1.2 cm''s (Author: Joseph DOliveira)
Silver
Green-Meehan Mine, Coba
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Sphalerite
Sa Dena Hes Mine, Watson Lake, Watson Lake District, Yukon, British Columbia, Canada
5x3.5x2.6 cm''s (Author: Joseph DOliveira)
Sphalerite
Sa Dena Hes Mine, W
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Stibnite
Breiner Mine, Baiutz, Maramures Co., Romania
5 x 3.5 x 3.5 (Author: Joseph D'Oliveira)
Stibnite
Breiner Mine, Bai
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Stibnite
Herja Mine, Herja, Maramures Co., Romania
12 x 6.5 x 5.5 cm (Author: Joseph D'Oliveira)
Stibnite
Herja Mine, Herja
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Stibnite
Wuling Mine, Jiangxi Provence, China
17 x 4.5 x 2 cm (Author: Joseph D'Oliveira)
Stibnite
Wuling Mine, Jian
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Stibnite
Herja Mine, Chiuzbaia, Baia Sprie, Maramures, Romania
10.5x4x3 cm (Author: Joseph DOliveira)
Stibnite
Herja Mine, Chiuzbaia
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Stibnite
Kusa Mine, Bau, Kuching, Kuching District, Kuching Division, Sarawak State, Borneo Island, Malaysia
6.4x6.2x3.8 cm (Author: Joseph DOliveira)
Stibnite
Kusa Mine, Bau, Kuchi
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Stibnite
Herja Mine, Chiuzbaia, Baia Sprie, Maramures, Romania
5.5 x 6 x 3.5 cm (Author: Joseph DOliveira)
Stibnite
Herja Mine, Chiuzbaia
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Sulphur
El Desierto Mine, San Pablo de Napa, Daniel Campos Province, Potosí Department, Bolivia
7.6x9.5x5 cm''s (Author: Joseph DOliveira)
Sulphur
El Desierto Mine, San
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Tennantite
Tsumeb Mine, Tsumeb, Namibia.
7x8x5.5 cm
A nice example of Tennantite (Author: Joseph D'Oliveira)
Tennantite
Tsumeb Mine, Tsum
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Tetrahedrite
Cavnic mining area, Cavnic, Maramures, Romania
17x16x4 cm (Author: Joseph DOliveira)
Tetrahedrite
Cavnic mining are
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Titanite on Ilmenite pseudomorped by Rutile with Microcline
Imilchil area, Anti-Atlas, Er Rachidia Province, Drâa-Tafilalet Region, Morocco
10x6x5.5 cm (Author: Joseph DOliveira)
Titanite on Ilmenite pseudomorped by Rutile with Microcline
Imilchil area, Anti-Atlas, Er Rachidia Province, D
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Using the metal detector to locate "treasures" at an old mine site. The fencing that you see in the background is to protect against falling into an open hole. Many of the very rich silver veins were exposed on surface and mined out completely. (Author: Joseph D'Oliveira)
Using the metal detector to locate
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Vivianite
Cabeça do Cachorro claim, São Gabriel da Cachoeira, Cabeça do Cachorro area, Amazonas, Brazil
21x23x4 cm''s (Author: Joseph DOliveira)
Vivianite
Cabeça do Cachorro
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Wire Silver on Acanthite
Bull Dog Mine, Creede, Colorado, USA
3.5 x 1.5 x 1 cm
A beautiful wire silver on acanthite from a famous US locality (Author: Joseph D'Oliveira)
Wire Silver on Ac
Bull Dog Mine, Cr
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Wulfenite on Mimetite
San Francisco Mine, Cerro Prieto, Sonora, Mexico
13 x 6 x 3 cm (Author: Joseph D'Oliveira)
Wulfenite on Mime
San Francisco Min
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Wulfenite
Meica (Miess), Meica Municipality, Carinthia Region, Slovenia
7.5x5x3 cm''s (Author: Joseph DOliveira)
Wulfenite
Meica (Miess), Me
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Wulfenite
Meica (Miess), Meica Municipality, Carinthia Region, Slovenia
7.5x5x3 cm''s (Author: Joseph DOliveira)
Wulfenite
Meica (Miess), Me
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Wulfenite
Meica (Miess), Meica Municipality, Carinthia Region, Slovenia
7.5x5x3 cm''s (Author: Joseph DOliveira)
Wulfenite
Meica (Miess), Me
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Wulfenite
Xinjiang Uyghur Autonomous Region, China
(Author: Joseph DOliveira)
Wulfenite
Xinjiang Uyghur Auto
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Wulfenite
Xinjiang Uyghur Autonomous Region, China
10x9.2x2 cm''s (Author: Joseph DOliveira)
Wulfenite
Xinjiang Uyghur Auto