Mineralogy Database
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319 samples matching your criteria
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Sample n°1777 : black and pink impregnationsMinerals: VARISCITE MANGANESE OXIDESYear:Country: Congo (RDC)
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Sample n°1779 : black minerals in micaceous pegmatiteMinerals: MANGANESE OXIDESYear:Country: Congo (RDC)
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Sample n°1780 : plate-shaped crystals, with iron oxidesMinerals: MUSCOVITEYear:Country: Congo (RDC)
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Sample n°1791 : rounded crystals (1 cm)Minerals: GARNETYear:Country: Congo (RDC)
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Sample n°1792 : pink crystals (1 cm) in schistMinerals: GARNETYear:Country: Congo (RDC)
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Sample n°1800 : typical crystalsMinerals: RUTILEYear:Country: Congo (RDC)
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Sample n°1802 : broken bright brown crystal (2 cm)Minerals: CASSITERITEYear:Country: Congo (RDC)
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Sample n°1804 : massive black material in quartzMinerals: SPHALERITEYear:Country: Congo (RDC)
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Sample n°1806 : massive mineralisation in quartz, with polished sectionMinerals: ARSENOPYRITE CASSITERITE SPHALERITEYear:Country: Congo (RDC)
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Sample n°1807 : brown cassiterite concentrate (5 mm), black tantalite plates (2 cm), with polished sectionMinerals: CASSITERITE TANTALITEYear:Country: Congo (RDC)