Jeff Weissman's Image Gallery

Jeff Weissman's Image Gallery

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Images from Jeff Weissman


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Jeff Weissman's Image Gallery With 1177 Images

Graftonite Image

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Graftonite: (Fe++,Mn,Ca)3(PO4)2  
Heterosite: Fe+++PO4

Comments: Whitish graftonite intergrown with dark purple to brown heterosite.
Location: Grafton, Grafton County, New Hampshire, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Grandidierite Image

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Grandidierite: (Mg,Fe++)Al3(BO4)(SiO4)O

Comments: Translucent blue-green crystalline grandidierite in pegmatite.
Location: Vohibola, Madagascar. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Grantsite Image

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Grantsite: Na4CaxV++++2xV+++++12-2xO32·8(H2O)  
Tyuyamunite: Ca(UO2)2V2O8·5-8(H2O)

Comments: Dark olive green waxy coatings of grantsite with greenish-yellow tyuyamunite and sandstone.
Location: F-33 Mine, near Grants, Valencia County, New Mexico, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Grechishchevite Image

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Grechishchevite: Hg3S2(Br,Cl,I)2

Comments: Red grechishchevite coatings on calcite.
Location: Kadyrel' Hg occurrence, Oorash-Khem River Valley, Uyuk Range, Pii-Khem District, Tuva Republic, Eastern-Siberian Region, Russia. Scale: Picture Size 2 mm.
© Jeff Weissman / Photographic Guide to Mineral Species

Greenalite Image

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Greenalite: (Fe++,Fe+++)2-3Si2O5(OH)4

Comments: Dark olive-green massive greenalite with metallic galena.
Location: La Union Mine, Murcia, Spain. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Grimaldiite Image

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Grimaldiite: Cr+++O(OH)

Comments: Grimaldiite, variety merumite, stream rounded crystalline grains.
Location: Merume River, Mazaruni-Potaro District, Guyana. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Griphite Image

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Griphite: Ca(Mn,Na,Li)6Fe++Al2(PO4)6(F,OH)2

Comments: Dark red-brown vitreous crystalline massive griphite.
Location: Sitting Bull Mine, Pennington County, South Dakota, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Groutite Image

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Groutite: Mn+++O(OH)

Comments: Prismatic crystals of groutite in white marble.
Location: Talcville, Saint Lawrence County, New York, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Grunerite Image

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Grunerite: [ ]Fe++7Si8O22(OH)2

Comments: Olive green fibrous crystal aggregates of grunerite in rock matrix.
Location: Michigamme, Iron County, Michigan, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Guanajuatite Image

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Guanajuatite: Bi2Se3

Comments: Prismatic crystalline guanajuatite, altering to a blue crust, in white calcite.
Location: Falun, Kopparberg, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gudmundite Image

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Gudmundite: FeSbS

Comments: Steel gray metallic crystalline gudmundite, tarnishing, massive in rock.
Location: Pezinock, Zapadoslovensky, Slovakia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Guildite Image

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Guildite: CuFe+++(SO4)2(OH)·4(H2O)  
Magnesiocopiapite: MgFe+++4(SO4)6(OH)2·20(H2O)

Comments: Brown granular guildite with greenish yellow magnesiocopiapite.
Location: United Verde Mine, Jerome, Yavapai County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gunningite Image

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Gunningite: (Zn,Mn)SO4·(H2O)

Comments: White crust of gunningite on massive sulfide ore.
Location: Brunswick 12 Open Pit, Bathurst, New Brunswick, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gustavite Image

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Gustavite: PbAgBi3S6 (?)

Comments: Gray metallic gustavite in matrix.
Location: South Mountain, Owyhee County, Idaho, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Gutsevichite Image

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Gutsevichite: Al3(PO4)2(OH)3·8(H2O)

Comments: White efflorescence of gutsevichite on sandstone.
Location: Long Park, Uravan, Montrose County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Haggite Image

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Haggite: V2O2(OH)3

Comments: Black botryoidal to massive haggite in beige calcite with yellowish tyuyamunite.
Location: Section 33 Mine, near Grants, Valencia County, New Mexico, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Haidingerite Image

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Haidingerite: Ca(AsO3OH)·(H2O)  
Pharmacolite: CaHAsO4·2(H2O)

Comments: Translucent colorless crystalline spherical aggregate of haidingerite with white pharmacolite.
Location: Jachymov, Zapadocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Hainite Image

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Hainite: Na4Ca8(Ti,Zr,Mn,Fe)3Si8O28F8

Comments: Brownish-yellow crystal of hainite in pegmatite matrix.
Location: Bortolan Quarry, Pocos de Caldos, Minas Gerais, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Haiweeite Image

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Haiweeite: Ca[(UO2)2Si5O12(OH)2]·3(H2O)

Comments: Minute divergent acicular crystals of white haiweeite on matrix.
Location: Coso Uranium Mine, Inyo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Haiweeite Image

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Haiweeite: Ca[(UO2)2Si5O12(OH)2]·3(H2O)  
Metahaiweeite: Ca(UO2)2Si6O15·n(H2O), n<5

Comments: Pale yellow scaly metahaiweeite coating on quartz with minute haiweeite acicular crystals.
Location: Coso Uranium Mine, Inyo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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