Jeff Weissman's Image Gallery

Images from Jeff Weissman

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Jeff Weissman's Image Gallery With 1177 Images

Clinochalcomenite Image

Images:

Clinochalcomenite: CuSeO3·2(H2O)
Kerstenite: PbSeO4 (?)
Krutaite: CuSe2

Comments: Tan opaque fibrous kerstenite with possible blue clinochalcomenite on dark krutaite.
Location: Mina El Dragon, Potosi, Bolivia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinoenstatite Image

Images:

Clinoenstatite: Mg2Si2O6

Comments: Crystalline massive clinoenstatite.
Location: Cape Vogel, Papua New Guinea. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinoferrosilite Image

Images:

Clinoferrosilite: (Fe++,Mg)2Si2O6

Comments: Light green crystalline clinoferrosilite with dark green diopside.
Location: Bushveld Complex, Merensky Reef, Rustenberg, Northern Province, South Africa. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinoholmquistite Image

Images:

Clinoholmquistite: [ ](Li2Mg3Al2)Si8O22(OH)2
Magnesioclinoholmquistite: Li2(Mg,Fe++)3Al2Si8O22(OH)2
Fluoro-sodic-pedrizite: NaLi2(Mg2Al2Li)?5Si8O22F2

Comments: Dark blue fibrous clinoholmquistite with radiating structure, variety magnesioclinoholmquistite. Clinoholmsquitite may be a new aphibole, fluoro-sodic-pedrizite..
Location: Near Murun, Republic of Sakha, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinohumite Image

Images:

Clinohumite: (Mg,Fe++)9(SiO4)4(F,OH)2

Comments: Orange-brown glassy crystalline clinohumite.
Location: Kuhi-Lal, Pamir, Gorno-Badahsan, Tadzhikistan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinojimthompsonite Image

Images:

Clinojimthompsonite: (Mg,Fe++)5Si6O16(OH)2
Jimthompsonite: (Mg,Fe++)5Si6O16(OH)2

Comments: Pale green to white glassy crystalline fibrous clinojimthompsonite intergrown with jimthompsonite.
Location: Chester, Windsor County, Vermont, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinosafflorite Image

Images:

Clinosafflorite: (Co,Fe,Ni)As2

Comments: Silvery metallic granular clinosafflorite in rock.
Location: Nordmark, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinotobermorite Image

Images:

Clinotobermorite: Ca5Si6(O,OH)18·5(H2O)

Comments: Opaque white pure massive clinotobermorite.
Location: Bazhenovskoe, Asbest, Sverdlovsk District, Middle Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Coalingite Image

Images:

Coalingite: Mg10Fe+++2(CO3)(OH)24·2(H2O)

Comments: Brown micaceous sub-metallic coatings of coalingite on serpentinite rock.
Location: Near Gem Mine, San Benito County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Coconinoite Image

Images:

Coconinoite: Fe+++2Al2(UO2)2(PO4)4(SO4)(OH)2·18(H2O)

Comments: Pale yellow coatings of coconinoite on sandstone.
Location: Jomac Mine, White Canyon, San Juan County, Utah. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Coesite Image

Images:

Coesite: SiO2

Comments: Fine-grained, massive coesite.
Location: Meteor Crater, Canyon Diablo, Coconino County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cohenite Image

Images:

Cohenite: (Fe,Ni,Co)3C
Troilite: FeS
Kamacite: alpha-(Fe,Ni)
Taenite: gamma-(Fe,Ni)

Comments: Brown masses of troilite, with white cohenite, in kamacite/taenite matrix, in meteorite (polished section).
Location: Meteor Crater, Canyon Diablo, Coconino County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Columbite-(Fe) Image

Images:

Columbite-(Fe): Fe++Nb2O6
Baotite: Ba4(Ti,Nb)8Si4O28Cl

Comments: Minute brown crystalline grains of baotite in dark ferrocolumbite (columbite-(Fe)).
Location: Sheep Creek, Ravalli County, Montana. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Columbite-(Fe) Image

Images:

Columbite-(Fe): Fe++Nb2O6
Plumbopyrochlore: (Pb,Y,U,Ca)2-xNb2O6(OH)

Comments: Brown plumbopyrochlore crystal with dark brown ferrocolumbite (columbite-(Fe)).
Location: Holdazan, Buregteg, Mongolia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Columbite-(Fe) Image

Images:

Columbite-(Fe): Fe++Nb2O6
Upalite: Al(UO2)3(PO4)2O(OH)·7(H2O)

Comments: Thin translucent yellowish upalite crusts on a prismatic, black columbite crystal.
Location: Thin translucent yellowish crusts on undifferntiated columbite crystal. Scale: Picture Size 2 mm.
© Jeff Weissman / Photographic Guide to Mineral Species

Combeite Image

Images:

Combeite: Na2Ca2Si3O9

Comments: Crystalline cleavage fragment of combeite.
Location: Mont Saint Hilaire, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Congolite Image

Images:

Congolite: (Fe++,Mg,Mn)3B7O13Cl

Comments: Pearly crystalline grains of congolite.
Location: Brazzaville, Pool, Congo. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Conichalcite Image

Images:

Conichalcite: CaCu(AsO4)(OH)
Cornubite: Cu5(AsO4)2(OH)4

Comments: Blue green crystalline cornubite alteration of enargite with green conichalcite in white calcite.
Location: Lime Bluff Quarry, Lycoming County, Pennsylvania, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Copiapite Image

Images:

Copiapite: Fe++Fe+++4(SO4)6(OH)2·20(H2O)
Rozenite: Fe++SO4·4(H2O)
Ferrinatrite: Na3Fe+++(SO4)3·3(H2O)

Comments: White powdery rozenite coating with yellow ferrinatrite on purple copiapite.
Location: Le Cetine Mine, Siena, Tuscany, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Coquimbite Image

Images:

Coquimbite: Fe+++2(SO4)3·9(H2O)
Goldichite: KFe+++(SO4)2·4(H2O)
Ferricopiapite: Fe+++2/3Fe+++4(SO4)6(OH)2·20(H2O)

Comments: Prismatic to fibrous crystals of goldichite on white massive coquimbite with yellow ferricopiapite.
Location: Dexter No. 7 Mine, Calf Mesa, San Rafael Swell, Emery County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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