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14 samples matching your criteria
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Sample n°13232 : sample with olive-yellow and light/dark green marthozite crystals, crust of dark green derriksite crystals, green malachite crustMinerals: DERRIKSITE MARTHOZITE CUPROSKLODOWSKITE DIGENITE GUILLEMINITE MALACHITE WULFENITEYear: 1974Country: Congo (RDC)
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Sample n°13380 : sample with black-green demesmaekerite crystals, bottle-green needle-shaped derriksite crystals, brown hematite, small amount of blue chalcomeniteMinerals: DEMESMAEKERITE DERRIKSITE CHALCOMENITE DIGENITE HEMATITE WULFENITEYear:Country: Congo (RDC)
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Sample n°14082 : sample with dark green derriksite crystalsMinerals: DERRIKSITEYear: 1984Country: Congo (RDC)
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Sample n°14377 : sample with well-developed dark green derriksite crystals, bottle-green malachiteMinerals: DERRIKSITE MALACHITEYear: 1986Country: Congo (RDC)