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33 samples matching your criteria
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Sample n°6624 : grey-white blocks (1-3 cm)Minerals: SCHEELITEYear: 1955Country: Brazil
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Sample n°6625 : sample with yellow phosphuranylite crystals and massive phosphuranylite, green metatorbernite, from pegmatiteMinerals: PHOSPHURANYLITE METATORBERNITEYear: 1955Country: Brazil
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Sample n°6626 : massive pale yellow uranophane, enclosing uraniniteMinerals: URANOPHANE URANINITEYear: 1955Country: Brazil
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Sample n°6627 : sample with uraninite (partly yellow and orange), from pegmatiteMinerals: URANINITEYear: 1955Country: Brazil
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Sample n°6628 : sample with uraninite and massive yellow uranophane, from pegmatiteMinerals: URANINITE URANOPHANEYear: 1955Country: Brazil
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Sample n°6629 : sample with uraninite (partly yellow), bottle-green gahnite, black ixiolite plates, fragmented columbo-tantalite crystalsMinerals: GAHNITE IXIOLITE URANINITE COLUMBITE TANTALITEYear: 1955Country: Brazil
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Sample n°6630 : sample with bright rust-brown fergusoniteMinerals: FERGUSONITEYear: 1955Country: Brazil
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Sample n°7085 : sample with polycrase as bright black material and rust-coloured powderMinerals: POLYCRASE-(Y)Year: 1959Country: Brazil
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Sample n°7086 : sample with yellow vitreous uranopyrochloreMinerals: URANPYROCHLOREYear: 1959Country: Brazil
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Sample n°7087 : concentrateMinerals: URANMICROLITE CASSITERITE COLUMBITE SPODUMENEYear: 1959Country: Brazil