-
Adamite and Smithsonite Serpieri Mine, Kamaritza Mines, Attiki, Greece 5.5 cm x 3 cm x 2.5 cm (Author: Mark Ost)
Adamite and Smithsonite Serpieri M
-
Adamite and Smithsonite Serpieri Mine, Kamaritza Mines, Attiki, Greece 5.5 cm x 3 cm x 2.5 cm (Author: Mark Ost)
Adamite and Smithsonite Serpieri M
-
Anglesite Monteponi Mine, Cagliari, Sardegna, Italy 25 x 4 mm (Author: Mark Ost)
Anglesite Monteponi Mine, Cagliari
-
Anglesite Monteponi Mine, Cagliari, Sardegna, Italy 25 x 4 mm (Author: Mark Ost)
Anglesite Monteponi Mine, Cagliari
-
Azurite Touissit, Oujda, Morocco 2.5 cm x 1.5 cm x 2 cm (Author: Mark Ost)
Azurite Touissit, Oujda, Morocco 2
-
Azurite and Malachite on Limonite covered Quartz. M’Cissi, Er Rachidia, Morocco 5mm x 5mm (Author: Mark Ost)
Azurite and Malachite on Limonite
-
Azurite and Malachite on Limonite covered Quartz. M’Cissi, Er Rachidia, Morocco 2mm x 2mm (Author: Mark Ost)
Azurite and Malachite on Limonite
-
Azurite and Malachite on Limonite covered Quartz. M’Cissi, Er Rachidia, Morocco 6.7cm x 5.4cm x 3.1cm (Author: Mark Ost)
Azurite and Malachite on Limonite
-
Barite and Marcasite Lubin, Poland 8 inches x 2.5 inches x 5 inches Barite and Marcasite Long Wave UV Light Buninga Wood Base (Author: Mark Ost)
Barite and Marcasite Lubin, Poland
-
Barite, Cerussite Mibladen, Midelt, Morocco 18 cm x 4 cm sample. (Author: Mark Ost)
Barite, Cerussite Mibladen, Midelt
-
Calcite Gopher Valley Quarry, Yamhill County, Oregon, USA 18cm x 10cm x 15cm (Author: Mark Ost)
Calcite Gopher Valley Quarry, Yamh
-
Calcite Gopher Valley Quarry, Yamhill County, Oregon, USA 18cm x 10cm x 15cm (Author: Mark Ost)
Calcite Gopher Valley Quarry, Yamh
-
Calcite Gopher Valley Quarry, Yamhill County, Oregon, USA 18cm x 10cm x 15cm (Author: Mark Ost)
Calcite Gopher Valley Quarry, Yamh
-
Celestine Agrigento, Sicily. Italia .4cm x .2cm x .1cm (Author: Mark Ost)
Celestine Agrigento, Sicily. Itali
-
Celestine Agrigento, Sicily. Italia .4cm x .2cm x .1cm (Author: Mark Ost)
Celestine Agrigento, Sicily. Itali
-
celestine and sulfur.jpg (Author: Mark Ost)
celestine and sulfur.jpg
-
Chlorastrolite Isle Royale, Upper Peninsula Michigan, USA .5cm x .75cm (Author: Mark Ost)
Chlorastrolite Isle Royale, Upper
-
Chlorastrolite Isle Royale, Upper Peninsula Michigan, USA .5cm x.5cm (Author: Mark Ost)
Chlorastrolite Isle Royale, Upper
-
Chlorastrolite Isle Royale, Upper Peninsula Michigan, USA .5cm x.5cm (Author: Mark Ost)
Chlorastrolite Isle Royale, Upper
-
Chlorastrolite Cross section Isle Royale, Upper Peninsula Michigan, USA .5cm x .75cm (Author: Mark Ost)
Chlorastrolite Cross section Isle
-
Duftite and Calcite on a Limonite Matrix Mina Ojuela, MapimÃ, Durango, Mexico 12 cm x 9.5 cm x 2.5 cm (Author: Mark Ost)
Duftite and Calcite on a Limonite
-
Duftite and Calcite on a Limonite Matrix Mina Ojuela, MapimÃ, Durango, Mexico 12 cm x 9.5 cm x 2.5 cm (Author: Mark Ost)
Duftite and Calcite on a Limonite
-
Duftite and Calcite on a Limonite Matrix Mina Ojuela, MapimÃ, Durango, Mexico 12 cm x 9.5 cm x 2.5 cm (Author: Mark Ost)
Duftite and Calcite on a Limonite
-
Elbaite Minas Gerais, Brazil 5.4cm x1.8cm x1.8cm (Author: Mark Ost)
Elbaite Minas Gerais, Brazil 5.4cm
-
Elbaite (variety Rubellite) Malkhan, Krasnyi Chikoy, Chitinskaya Oblast, Russia 7.6cm x 4 cm x 3.9 cm (Author: Mark Ost)
Elbaite (variety Rubellite) Malkha
-
Elbaite (variety Rubellite) Malkhan, Krasnyi Chikoy, Chitinskaya Oblast, Russia 7.6cm x 4 cm x 3.9 cm (Author: Mark Ost)
Elbaite (variety Rubellite) Malkha
-
Fluorapatite Cerro de Mercado Mine, Victoria de Durango, Durango, Mexico 1.5cm x 1cm x1cm (Author: Mark Ost)
Fluorapatite Cerro de Mercado Mine
-
Fluorapatite Cerro de Mercado Mine, Victoria de Durango, Durango, Mexico 1.5cm x 1cm x1cm (Author: Mark Ost)
Fluorapatite Cerro de Mercado Mine
-
Fluorapatite, aquamarine and muscovite Shigar Valley, Gilgit, Pakistan 1.9 cm (Author: Mark Ost)
Fluorapatite, aquamarine and musco
-
Fluorapatite/Hyalite Opal UV Cerro de Mercado Mine, Victoria de Durango, Durango, Mexico 13cm x 9cm x 5cm (Author: Mark Ost)
Fluorapatite/Hyalite Opal UV Cerro
-
Fluorite Elmwood Mine, Tennessee, USA 7cm x 4 cm x 5cm (Author: Mark Ost)
Fluorite Elmwood Mine, Tennessee,
-
Fluorite Hameda, Sidi Kacem Province, Morocco 2.5cm x 2cm x 3 cm (Author: Mark Ost)
Fluorite Hameda, Sidi Kacem Provin
-
Fluorite Hameda, Sidi Kacem Province, Morocco 2.5cm x 2cm x 3 cm (Author: Mark Ost)
Fluorite Hameda, Sidi Kacem Provin
-
Fluorite Hameda, Sidi Kacem Province, Morocco 2.5cm x 2cm x 3 cm (Author: Mark Ost)
Fluorite Hameda, Sidi Kacem Provin
-
Fluorite Hameda, Sidi Kacem Province, Morocco 2.5cm x 2cm x 3 cm (Author: Mark Ost)
Fluorite Hameda, Sidi Kacem Provin
-
Fluorite and maybe garage doorite Rogerly England 3cm x 5cm x3cm (Author: Mark Ost)
Fluorite and maybe garage doorite
-
Fluorite and maybe garage doorite Rogerly England 3cm x 5cm x3cm (Author: Mark Ost)
Fluorite and maybe garage doorite
-
Fluorite and Pyrite El Hammam, Meknes, Meknes-Tafiloalet Region 5cm x 5cm x 5 cm (Author: Mark Ost)
Fluorite and Pyrite El Hammam, Mek
-
Fluorite 16cm x 4cm x 7cm (Author: Mark Ost)
Fluorite
-
Fluorite
Okorusu Mine, Otjiwarongo District, Otjozondjupa Region, Namibia
16cm x 4cm x 7cm (Author: Mark Ost)Fluorite
Okorusu Mine, Otjiwar -
Garnet Group, Andradite, Demantoid Jeffery Quarry, BGS Asbestos, Canada 6.35mm (Author: Mark Ost)
Garnet Group, Andradite, Demantoid
-
Garnet Group, Andradite, Demantoid Jeffery Quarry, BGS Asbestos, Canada 12mm (Author: Mark Ost)
Garnet Group, Andradite, Demantoid
-
Hydroxylherderite Braldu Valley, Skardu District, Balistan, Pakistan 4cmX2cmx2cm (Author: Mark Ost)
Hydroxylherderite Braldu Valley, S
-
Hydroxylherderite Braldu Valley, Skardu District, Balistan, Pakistan 4cmX2cmx2cm (Author: Mark Ost)
Hydroxylherderite Braldu Valley, S
-
IMG_0267.JPG (Author: Mark Ost)
IMG_0267.JPG
-
IMG_0268.JPG (Author: Mark Ost)
IMG_0268.JPG
-
lamp.jpg (Author: Mark Ost)
lamp.jpg
-
Malachite Irhoud Mine, Saji, Doukala, Abda, Morocco .5cm x .5cm x.5cm (Author: Mark Ost)
Malachite Irhoud Mine, Saji, Douka
-
Malachite M’Cissi, Er Rachidia, Morocco 1mm x 1mm (Author: Mark Ost)
Malachite M’Cissi, Er Rachid
-
Okenite Khnadivali Quarry, Mumbai, Maharashtra, India 1mm x Sub mm (Author: Mark Ost)
Okenite Khnadivali Quarry, Mumbai,
-
Okenite Khnadivali Quarry, Mumbai, Maharashtra, India 1mm diameter (Author: Mark Ost)
Okenite Khnadivali Quarry, Mumbai,
-
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 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
-
Pectolite Jeffery Quarry, Asbestos, Quebec, Canada 5cm x 0.5cm x 3 cm (Author: Mark Ost)
Pectolite Jeffery Quarry, Asbestos
-
Pectolite Jeffery Quarry, Asbestos, Quebec, Canada 5.0cm x 0.5cm x 3cm (Author: Mark Ost)
Pectolite Jeffery Quarry, Asbestos
-
Pectolite Jeffery Quarry, Asbestos, Quebec, Canada 5mm x 1 mm x 2mm (Author: Mark Ost)
Pectolite Jeffery Quarry, Asbestos
-
Pectolite Jeffery Quarry, Asbestos, Quebec, Canada 5mm x 1 mm x 2mm (Author: Mark Ost)
Pectolite Jeffery Quarry, Asbestos
-
Pectolite Jeffery Quarry, Asbestos, Quebec, Canada 5mm x 1 mm x 2mm (Author: Mark Ost)
Pectolite Jeffery Quarry, Asbestos
-
Quartz Irhoud Mine, Saji, Doukala, Abda, Morocco .5cm x .5cm x.5cm (Author: Mark Ost)
Quartz Irhoud Mine, Saji, Doukala,
-
Quartz (smoky), Astrophyllite and Aegirine Zhagi Mountain, Pakistan (Author: Mark Ost)
Quartz (smoky), Astrophyllite and
-
Quartz (Var: Eisenkiesel) Chella, Valencia, Valencian Community, Spain 1 x 0.5 cm (Author: Mark Ost)
Quartz (Var: Eisenkiesel) Chella,
-
Quartz Var. Amethyst Cava Capurru, Osilo Sassari, Sardegna, Italia 1cm x .5cm x .5cm (Author: Mark Ost)
Quartz Var. Amethyst Cava Capurru,
-
Quartz Var. Amethyst Cava Capurru, Osilo Sassari, Sardegna, Italia 1cm x .5cm x .5cm (Author: Mark Ost)
Quartz Var. Amethyst Cava Capurru,
-
Quartz Var. Amethyst Cava Capurru, Osilo Sassari, Sardegna, Italia 1cm x .5cm x .5cm (Author: Mark Ost)
Quartz Var. Amethyst Cava Capurru,
-
Quartz with Astrophylite and Aegirine inclusions and Bastnaesite Zhagi Mountain, Pakistan 4 inches x 4 inches Smoky Quartz with Astrophyllite and Aegirine inclusions and case in construction (Author: Mark Ost)
Quartz with Astrophylite and Aegir
-
Quartz with Astrophyllite and Aegirine inclusions and Bastnaesite Zhagi Mountain, Pakistan 4x4 inches. Cabinet 4x4x14 inches (Author: Mark Ost)
Quartz with Astrophyllite and Aegi
-
Quartz with Dolomite and scheelite Mount Xuebaoding, Mainyang, Sichuan, China 10cm x 3cm x 2cm (Author: Mark Ost)
Quartz with Dolomite and scheelite
-
Quartz, Clinozoisite, and Orthoclase Strzegom Granite Quarry, Lower Silesia, Poland 3.7cm x 3.3cm x 2.6cm (Author: Mark Ost)
Quartz, Clinozoisite, and Orthocla
-
Quartz, Fluorapatite, Siderite Minas da Panasqueira, Castelo Branco, Portugal 3.6 x 1.9 x 1.9 cm Rear view (Author: Mark Ost)
Quartz, Fluorapatite, Siderite Min
-
Quartz, Fluorapatite, Siderite Minas da Panasqueira, Castelo Branco, Portugal 3.6 x 1.9 x 1.9 cm Short Wave (Author: Mark Ost)
Quartz, Fluorapatite, Siderite Min
-
Quartz, Fluorapatite, Siderite Minas da Panasqueira, Castelo Branco, Portugal 3.6 x 1.9 x 1.9 cm Medium Wave (Author: Mark Ost)
Quartz, Fluorapatite, Siderite Min
-
Quartz, Fluorapatite, Siderite Minas da Panasqueira, Castelo Branco, Portugal 3.6 x 1.9 x 1.9 cm (Author: Mark Ost)
Quartz, Fluorapatite, Siderite Min
-
Roselite Agoudal Mine, Bou Azer District, Souss-Massa-Draa, Morocco .5 cm x .2cm x .7cm (Author: Mark Ost)
Roselite Agoudal Mine, Bou Azer Di
-
Scheelite Mount Xuebaoding, Mainyang, Sichuan, China 2mm x2mm x 2mm (Author: Mark Ost)
Scheelite Mount Xuebaoding, Mainya
-
Scheelite Mount Xuebaoding, Mainyang, Sichuan, China 2mm x2mm x 2mm (Author: Mark Ost)
Scheelite Mount Xuebaoding, Mainya
-
Silver
66 line Mine, Gaoliangchun, Lingqiu, Datong Prefecture, Shanxi Province, China
2cm x 1 cm x 2cm (Author: Mark Ost)Silver
66 line Mine, Gaoliangc -
Sphalerite Boldut Mine, Cavnic, Maramures, Romania .3cm x .3cm x .3cm (Author: Mark Ost)
Sphalerite Boldut Mine, Cavnic, Ma
-
Sphalerite Boldut Mine, Cavnic, Maramures, Romania .5cm x .4cm x .2cm (Author: Mark Ost)
Sphalerite Boldut Mine, Cavnic, Ma
-
Sphalerite Nellie James Mine, Miller Canyon, Huachuca Mountains, Arizona, USA 10cm x 8 cm x 6 cm (Author: Mark Ost)
Sphalerite Nellie James Mine, Mill
-
Spinel Pein Pyit, Mogok, Pyin-Oo-Lwin, Burma (Myanmar) 3.5 x 2 x 2 cm Spinel crystal size: 0.5 x 0.4 x 0.25 (Author: Mark Ost)
Spinel Pein Pyit, Mogok, Pyin-Oo-L
-
Stibnite and Calcite Xikuangshan Mine, Lengshuijiang, Hunan, China 3 cm x 3 cm (Author: Mark Ost)
Stibnite and Calcite Xikuangshan M
-
Talc and tremolite GTC Arnold Open Pit, Balmat , New York , USA 18cm x7 cm 13cm (Author: Mark Ost)
Talc and tremolite GTC Arnold Open
-
Topaz Wah Wah Mountains, Beaver County, Utah,USA 1cm x.5cm (Author: Mark Ost)
Topaz Wah Wah Mountains, Beaver Co
-
Topaz Wah Wah Mountains, Beaver County, Utah,USA 1cm x.5cm (Author: Mark Ost)
Topaz Wah Wah Mountains, Beaver Co
-
Willemite, Calcite, Hydrozincite and Sphalerite Nellie James Mine, Miller Canyon, Huachuca Mountains, Arizona, USA 10cm x 8 cm x 6 cm (Author: Mark Ost)
Willemite, Calcite, Hydrozincite a
-
Willemite, Calcite, Hydrozincite and Sphalerite Nellie James Mine, Miller Canyon, Huachuca Mountains, Arizona, USA 10cm x 8 cm x 6 cm (Author: Mark Ost)
Willemite, Calcite, Hydrozincite a
-
Willemite, Calcite, Hydrozincite and Sphalerite Nellie James Mine, Miller Canyon, Huachuca Mountains, Arizona, USA 10cm x 8 cm x 6 cm (Author: Mark Ost)
Willemite, Calcite, Hydrozincite a
-
Zoisite (var. Tanzanite), Graphite D Block Mine, Lelatema Mountain, Arusha, Tanzania (Author: Mark Ost)
Zoisite (var. Tanzanite), Graphite
-
Zoisite (var. Tanzanite), Graphite D Block Mine, Lelatema Mountain, Arusha, Tanzania (Author: Mark Ost)
Zoisite (var. Tanzanite), Graphite
-
Zoisite (var. Tanzanite), Graphite D Block Mine, Lelatema Mountain, Arusha, Tanzania 11cm x 4cm x 6 cm (Author: Mark Ost)
Zoisite (var. Tanzanite), Graphite
-
Zoisite Tanzanite and Graphite D Block Mine, Lelatema Mountain, Arusha, Tanzania 11cm x 4cm x 6 cm (Author: Mark Ost)
Zoisite Tanzanite
D Block Mine, Lel -
Zunyite Purple Cow Ledge, Near Quartzite, Arizona, USA 1mm x 1mm x 1mm (Author: Mark Ost)
Zunyite Purple Cow Ledge, Near Qua
-
Zunyite Purple Cow Ledge, Near Quartzite, Arizona, USA 1mm x 1mm x 1mm (Author: Mark Ost)
Zunyite Purple Cow Ledge, Near Qua
-
Zunyite Purple Cow Ledge, Near Quartzite, Arizona, USA 1mm x 1mm x 1mm (Author: Mark Ost)
Zunyite Purple Cow Ledge, Near Qua