Zincochromite Roscoelite Image
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Roscoelite
,
Zincochromite
Mineral:
Roscoelite
:
K(V,Al,Mg)2AlSi3O10(OH)2
Zincochromite
:
ZnCr2O4
Comments:
Roscoelite segregation filled with rich impregnation zincochromite microcrystals (up to 60 vol.%). Metallic-white grains of clausthalite are visible. Inset polished section image shows crystals of zincochromite in chromceladonite matrix.
Location:
Srednyaya Padma U-V deposit, Zaonezhie peninsula, Lake Onega, Karelia Republic, Northern Region, Russia.
Scale:
Specimen size is 6x4x4 cm.
Copyright:
©
Pavel M. Kartashov
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