AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Brazil > Columbite-(Fe) with Samarskite-(Y) |
DESCRIPTION: | No. 49932 |
Mineral: | Columbite-(Fe) with Samarskite-(Y) |
Locality: | Divino de Ubá, Minas Gerais, Brazil |
Description: | Prismatic black terminated columbite crystals with textured crystal faces. Two partial crystals of samarskite are included in the base of the columbite crystals (identifiable by the bright black luster). Slightly radioactive. Ex. Robert M. Eaton (1918-2002) collection |
Overall Size: | 18x17x13 mm |
Crystals: | 15-18 mm |
Archived: | For reference only |
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