Mineral Specimen Images (K)

Mineral Specimen Images (K)
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Mineral Specimen Images (K) With 406 Images

Krohnkite Image

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Krohnkite: Na2Cu(SO4)2·2(H2O)  
Natrochalcite: NaCu2(SO4)2(OH)·(H2O)

Comments: Royal blue kröhnkite and green natrochalcite.
Location: Chiquicamata, Chile. Scale: 3.5 x 2 cm.
© John Veevaert

Krohnkite Image

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Krohnkite: Na2Cu(SO4)2·2(H2O)  
Natrochalcite: NaCu2(SO4)2(OH)·(H2O)

Comments: Royal blue kröhnkite and green natrochalcite.
Location: Chiquicamata, Chile. Scale: 3.5 x 2 cm.
© John Veevaert

Krupkaite Image

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Krupkaite: PbCuBi3S6  
Paarite: Cu1.7Pb1.7Bi6.3S12

Comments: A mosaic of large grains of a low-Cu bismuthinite derivative, decomposed into an intergrowth of paarite (bd42) and krupkaite (bd49).
Location: In quartz veins of the Felbertal scheelite deposit, Salzburg Province, Austria. (CanMin v43:909). Scale: See Image.
© Canadian Mineralogist

Krupkaite Image

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Krupkaite: PbCuBi3S6

Comments: Acicular, fine metallic crystal sprays of krupkaite to 4mm with pale yellow manganoan siderite.
Location: Julcani district, Peru. Scale: Picture size 1 cm.
© Tom Loomis / Dakota Matrix

Krupkaite Image

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Krupkaite: PbCuBi3S6  
Paarite: Cu1.7Pb1.7Bi6.3S12

Comments: A mosaic of large grains of a low-Cu bismuthinite derivative, decomposed into an intergrowth of paarite (bd42) and krupkaite (bd49).
Location: In quartz veins of the Felbertal scheelite deposit, Salzburg Province, Austria. (CanMin v43:909). Scale: See Image.
© Canadian Mineralogist

Krupkaite Image

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Krupkaite: PbCuBi3S6  
Friedrichite: Pb5Cu5Bi7S18  
Benjaminite: (Ag,Cu)3(Bi,Pb)7S12

Comments: Crystals of a mixture of friedrichite, krupkaite, and benjaminite, with quartz crystals.
Location: Estela Mine, Julcani District, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Krupkaite Image

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Krupkaite: PbCuBi3S6

Comments: Acicular, fine metallic crystal sprays of krupkaite to 4mm with pale yellow manganoan siderite.
Location: Julcani district, Peru. Scale: Picture size 1 cm.
© Tom Loomis / Dakota Matrix

Krupkaite Image

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Krupkaite: PbCuBi3S6  
Friedrichite: Pb5Cu5Bi7S18  
Benjaminite: (Ag,Cu)3(Bi,Pb)7S12

Comments: Crystals of a mixture of friedrichite, krupkaite, and benjaminite, with quartz crystals.
Location: Estela Mine, Julcani District, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Krutaite Image

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Krutaite: CuSe2

Comments: Dark gray, metallic, octahedral crystals of krutaite on matrix.
Location: El Dragón mine, Quijarro province, Potosí, Bolivia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Krutaite Image

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Krutaite: CuSe2

Comments: Dark gray, metallic, octahedral crystals of krutaite on matrix.
Location: El Dragón mine, Quijarro province, Potosí, Bolivia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Krutovite Image

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Krutovite: NiAs2

Comments: Gray silivery metallic krutovite grains in matrix.
Location: Belorechensk, Krasnodarskij oblast, southeast of Krasnodar, Russia. Scale: Specimen Size 5x2 cm.
© Diederik Visser

Krutovite Image

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Krutovite: NiAs2

Comments: Gray silivery metallic krutovite grains in matrix.
Location: Belorechensk, Krasnodarskij oblast, southeast of Krasnodar, Russia. Scale: Specimen Size 5x2 cm.
© Diederik Visser

Kryzhanovskite Image

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Kryzhanovskite: MnFe+++2(PO4)2(OH)2·(H2O)

Comments: Brown crystals of kryzhanovskite.
Location: Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Waidhaus, Vohenstrauß, Oberpfalz, Bavaria, Germany. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Kryzhanovskite Image

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Kryzhanovskite: MnFe+++2(PO4)2(OH)2·(H2O)

Comments: Brown crystals of kryzhanovskite.
Location: Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Waidhaus, Vohenstrauß, Oberpfalz, Bavaria, Germany. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Ktenasite Image

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Ktenasite: (Cu,Zn)5(SO4)2(OH)6·6(H2O)

Comments: Turquoise blue ktenasite on matrix.
Location: Gelbe Birke Mine, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 0.9 mm.
© Thomas Witzke / Abraxas-Verlag

Ktenasite Image

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Ktenasite: (Cu,Zn)5(SO4)2(OH)6·6(H2O)

Comments: Turquoise blue ktenasite on matrix.
Location: Gelbe Birke Mine, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 0.9 mm.
© Thomas Witzke / Abraxas-Verlag

Kudriavite Image

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Kudriavite: (Cd,Pb)Bi2S4

Comments: Tufts of gray metallic kudriavite crystals on matrix.
Location: Mutnovskyi Volcano, Kamchatka, Russia. Scale: Sample Size 5x5 mm.
© Diederik Visser

Kudriavite Image

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Kudriavite: (Cd,Pb)Bi2S4

Comments: Tufts of gray metallic kudriavite crystals on matrix.
Location: Mutnovskyi Volcano, Kamchatka, Russia. Scale: Sample Size 5x5 mm.
© Diederik Visser

Kukharenkoite-(Ce) Image

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Kukharenkoite-(Ce): Ba2Ce(CO3)3F

Comments: White-tan crystals of kukharenkoite-(Ce).
Location: Kirovskii (Kirovsky) apatite mine, Mt Kukisvumchorr, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Kukharenkoite-(Ce) Image

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Kukharenkoite-(Ce): Ba2Ce(CO3)3F

Comments: White-tan crystals of kukharenkoite-(Ce).
Location: Kirovskii (Kirovsky) apatite mine, Mt Kukisvumchorr, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag
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