Jeff Weissman's Image Gallery

Images from Jeff Weissman

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Jeff Weissman's Image Gallery With 2354 Images

Fenaksite Image

Images:

Fenaksite: (K,Na,Ca)4(Fe++,Fe+++,Mn)2Si8O20(OH,F)

Comments: Tan to rose colored crystalline fenaksite with dark green-black crystalline pyroxene.
Location: Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fenaksite Image

Images:

Fenaksite: (K,Na,Ca)4(Fe++,Fe+++,Mn)2Si8O20(OH,F)

Ferchromide Image

Images:

Ferchromide: Cr3Fe1-x(x=0,6)

Comments: Metallic microcrystal of ferchromide.
Location: Verkhneivinsk, Sverdlovsk District, Middle Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ferchromide Image

Images:

Ferchromide: Cr3Fe1-x(x=0,6)

Ferdisilicite Image

Images:

Ferdisilicite: FeSi2
Fersilicite: FeSi

Comments: Dark grains of ferdisilicite, in sand, intermixed with dark grains of fersilicate.
Location: Poltava series, Zachativsk station, Donets (Donetsk) region, Donets'k Oblast' (Donetsk Oblast'), Ukraine. Scale: 0.2 cm field of view.
© Jeff Weissman / Photographic Guide to Mineral Species

Ferdisilicite Image

Images:

Ferdisilicite: FeSi2
Fersilicite: FeSi

Fergusonite-(Y) Image

Images:

Fergusonite-(Y): YNbO4
Plumbopyrochlore: (Pb,Y,U,Ca)2-xNb2O6(OH)

Comments: Brown resinous fergusonite-(Y) (as per communication with Pavel M. Kartashov) with yellowish plumbopyrochlore.
Location: Ploskaya Mountain, Keivy Region, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fergusonite-(Y) Image

Images:

Fergusonite-(Y): YNbO4
Plumbopyrochlore: (Pb,Y,U,Ca)2-xNb2O6(OH)

Fermorite Image

Images:

Fermorite: (Ca,Sr)5(AsO4,PO4)3(OH)

Comments: Pinkish crystalline massive fermorite.
Location: Sitipar, Chindwara District, India. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fermorite Image

Images:

Fermorite: (Ca,Sr)5(AsO4,PO4)3(OH)

Comments: Pinkish crystalline massive fermorite.
Location: Sitipar, Chindwara District, India. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fernandinite Image

Images:

Fernandinite: CaV8O20·4(H2O)

Comments: Greenish-yellow fernandinite coatings on sandstone.
Location: Deremo-Snyder Mine, Egnar, San Miguel County, Colorado. USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fernandinite Image

Images:

Fernandinite: CaV8O20·4(H2O)

Feroxyhyte Image

Images:

Feroxyhyte: Fe+++O(OH)

Comments: Brown botryoidal feroxyhyte.
Location: Pachi Limani, Laurium, Attiki, Greece. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Feroxyhyte Image

Images:

Feroxyhyte: Fe+++O(OH)

Comments: Brown botryoidal feroxyhyte.
Location: Pachi Limani, Laurium, Attiki, Greece. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ferrarisite Image

Images:

Ferrarisite: Ca5(AsO3OH)2(AsO4)2·9(H2O)

Comments: Translucent crystal spray of ferrarisite on matrix.
Location: Gift Grube, Sainte-Marie-aux-Mines, Alsace, Haute-Rhin, France. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ferrarisite Image

Images:

Ferrarisite: Ca5(AsO3OH)2(AsO4)2·9(H2O)

Ferricopiapite Image

Images:

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

Comments: Earthy, yellow ferricopiapite, variety chalcanthite.
Location: Bisbee, Cochise County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ferricopiapite Image

Images:

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

Comments: Earthy, yellow ferricopiapite, variety chalcanthite.
Location: Bisbee, Cochise County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ferripyrophyllite Image

Images:

Ferripyrophyllite: Fe+++2Si4O10(OH)2

Comments: Brown crystal prism of ferripyrophyllite in earthy matrix.
Location: Talagai, Kazakhstan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ferripyrophyllite Image

Images:

Ferripyrophyllite: Fe+++2Si4O10(OH)2

Comments: Brown crystal prism of ferripyrophyllite in earthy matrix.
Location: Talagai, Kazakhstan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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