Mineral Specimen Images (G)

Mineral Specimen Images (G)
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Mineral Specimen Images (G) With 378 Images

Glushinskite Image

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Glushinskite: Mg(C2O4)·2(H2O)

Comments: SEM photo of two large euhedral glushinskite crystals partially embedded in the dried, rotten saguaro matrix. (AmMin, 88:1883).
Location: Crystals associated with the remains of a saguaro, Carnegiea gigantea from south and west central Arizona. Scale: Scale bar 150 µ-m.
© American Mineralogist

Glushinskite Image

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Glushinskite: Mg(C2O4)·2(H2O)

Comments: White coatings of glushinskite on dirty, tan gypsum.
Location: San Simon, Cochise County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Glushinskite Image

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Glushinskite: Mg(C2O4)·2(H2O)

Comments: White coatings of glushinskite on dirty, tan gypsum.
Location: San Simon, Cochise County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Glushinskite Image

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Glushinskite: Mg(C2O4)·2(H2O)

Comments: SEM photo of two large euhedral glushinskite crystals partially embedded in the dried, rotten saguaro matrix. (AmMin, 88:1883).
Location: Crystals associated with the remains of a saguaro, Carnegiea gigantea from south and west central Arizona. Scale: Scale bar 150 µ-m.
© American Mineralogist

Gmelinite-Ca Image

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Gmelinite-Ca: (Ca,Na2)Al2Si4O12·6(H2O)

Comments: Tanslucent, salmon-colored gmelinite-Ca crystals.
Location: Sarbaiskoe deposit (Sarbai; Sarbay Mine), Qostaney Oblysy (Kostanai [Kustany] Oblast'), Kazakhstan. Scale: Specimen Size 7.9 x 5.9 x 5.1 cm.
© Rob Lavinsky

Gmelinite-Ca Image

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Gmelinite-Ca: (Ca,Na2)Al2Si4O12·6(H2O)

Comments: Tanslucent, salmon-colored gmelinite-Ca crystals.
Location: Sarbaiskoe deposit (Sarbai; Sarbay Mine), Qostaney Oblysy (Kostanai [Kustany] Oblast'), Kazakhstan. Scale: Specimen Size 7.9 x 5.9 x 5.1 cm.
© Rob Lavinsky

Gmelinite-K Image

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Gmelinite-K: (K,Na,Ca)6(Al7Si17O48)·22(H2O)

Comments: Pink to reddish brown gmelinite-K crystals in a cavity in matrix.
Location: Fara Vicentino, Vicenza, Veneto, Italy. Scale: Not Given.
© Diederik Visser

Gmelinite-K Image

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Gmelinite-K: (K,Na,Ca)6(Al7Si17O48)·22(H2O)

Comments: Pink to reddish brown gmelinite-K crystals in a cavity in matrix.
Location: Fara Vicentino, Vicenza, Veneto, Italy. Scale: Not Given.
© Diederik Visser

Gmelinite-Na Image

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Gmelinite-Na: (Na2,Ca)Al2Si4O12·6(H2O)

Comments: White crystalline aggregate of gmelinite.
Location: Antrim, Northern Ireland. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Gmelinite-Na Image

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Gmelinite-Na: (Na2,Ca)Al2Si4O12·6(H2O)

Comments: White crystalline aggregate of gmelinite.
Location: Antrim, Northern Ireland. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Gobbinsite Image

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Gobbinsite: (Na2,Ca)2K2Al6Si10O32·12(H2O)

Comments: White opaque crystalline gobbinsite in vug.
Location: Island Magee, County, Antrim, Northern Ireland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gobbinsite Image

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Gobbinsite: (Na2,Ca)2K2Al6Si10O32·12(H2O)

Comments: White opaque crystalline gobbinsite in vug.
Location: Island Magee, County, Antrim, Northern Ireland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Godlevskite Image

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Godlevskite: (Ni,Fe)9S8

Comments: Brassy metallic godlevskite grains in quartz..
Location: Moapa, Clark Co., Nevada, USA. Scale: Specimen Size 2 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Godlevskite Image

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Godlevskite: (Ni,Fe)9S8

Comments: Brassy metallic godlevskite grains in quartz..
Location: Moapa, Clark Co., Nevada, USA. Scale: Specimen Size 2 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Godovikovite Image

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Godovikovite: (NH4)(Al,Fe+++)(SO4)2

Comments: A porous aggregate of massive yellow godovikovite.
Location: Carola Mine, Freital, Dresden, Saxony, Germany. Scale: Specimen size 4.2 cm.
© Thomas Witzke / Abraxas-Verlag

Godovikovite Image

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Godovikovite: (NH4)(Al,Fe+++)(SO4)2

Comments: A porous aggregate of massive yellow godovikovite.
Location: Carola Mine, Freital, Dresden, Saxony, Germany. Scale: Specimen size 4.2 cm.
© Thomas Witzke / Abraxas-Verlag

Goedkenite Image

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Goedkenite: (Sr,Ca)2Al(PO4)2(OH)

Comments: Clear, pointed goedkenite crystals epitaxially overgrown on palermoite.
Location: Palermo #1 mine, North Groton, Grafton County, New Hampshire, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Goedkenite Image

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Goedkenite: (Sr,Ca)2Al(PO4)2(OH)

Comments: Clear, pointed goedkenite crystals epitaxially overgrown on palermoite.
Location: Palermo #1 mine, North Groton, Grafton County, New Hampshire, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Goethite Image

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Goethite: Fe+++O(OH)  
Laubmannite: Fe++3Fe+++6(PO4)4(OH)12

Comments: Reddish brown goethite hosting radiating sprays of olive green laubmannite to 3 cm across.
Location: Buckeye Mountain, Polk County, Arkansas, USA. Scale: 10.5 x 7.5 cm.
© John Veevaert

Goethite Image

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Goethite: Fe+++O(OH)

Comments: Stellate crystalline aggregates of acicular goethite crystals.
Location: Pribram, Bohemia, Czech Republic. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals
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