Mineral Specimen Images (F)

Mineral Specimen Images (F)
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Mineral Specimen Images (F) With 206 Images

Frolovite Image

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Frolovite: CaB2(OH)8

Comments: Clear to white crystalline frolovite in rock.
Location: Solongo, Republic of Buryatia, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Frondelite Image

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Frondelite: Mn++Fe+++4(PO4)3(OH)5  
Kidwellite: Na(Fe+++,Cu)9+x(PO4)6(OH)11·3(H2O)

Comments: Root beer colored crystals of frondelite and white kidwellite sticks on matrix.
Location: Sapucaia, Minas Gerais, Brazil. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Froodite Image

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Froodite: PdBi2

Comments: Froodite grain (see arrow) in mostly chalcopyrite matrix.
Location: Oktyabr'skoye Mine, Norilsk, Krasnoyarsk Territory, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Froodite Image

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Froodite: PdBi2  
Maslovite: PtBiTe  
Altaite: PbTe

Comments: Reflected light photomicrograph of maslovite (M), froodite (F), and altaite (A), in chalcopyrite matrix.
Location: Oktyabr'skoye Mine, Norilsk, Krasnoyarsk Territory, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fuenzalidaite Image

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Fuenzalidaite: K6(Na,K)4Na6Mg10(SO4)12(IO3)12·12(H2O)

Comments: SEM image of hexagonal (trigonal) crystals of fuenzalidaite. (AmMin, v79:1003).
Location: Nitrate mine about I km south of the former plant site of Oficina Santa Luisa, northern Chile. Scale: Scale Bar 10 µm.
© American Mineralogist

Fukuchilite Image

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Fukuchilite: Cu3FeS8

Comments: Dark brown fine-grained fukuchilite in white gypsum.
Location: Hanawa Mine, Kazuno City, Akita, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fuloppite Image

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Fuloppite: Pb3Sb8S15

Comments: Gray crystals of fülöppite on quartz.
Location: Neue Hoffnung Gottes Mine, Bräunsdorf, Freiberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Furongite Image

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Furongite: Al2(UO2)(PO4)3(OH)2·8(H2O)

Comments: Pale yellow crystalline furongite.
Location: Furong Lin, Ling Wu, Western Hunan Province, China. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Furutobeite Image

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Furutobeite: (Cu,Ag)6PbS4

Comments: Black, prismatic furutobeite crystals.
Location: Tsumeb, Namibia. Scale: See Image.
© William Pinch
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