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3 samples matching your criteria
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Sample n°6561 : scoracious block with grey bismutite and brown tourmalineMinerals: BISMUTITE TOURMALINE QUARTZYear:Country: Congo (RDC)
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Sample n°6563 : black coating and olive-green crust in geodic vein quartzMinerals: CASSITERITE SCORODITE QUARTZYear:Country: Congo (RDC)
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Sample n°6565 : yellow and brown crystals in geodic vein quartzMinerals: CASSITERITE PYRITE QUARTZYear:Country: Congo (RDC)