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4 samples matching your criteria
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Sample n°12681 : aggregate of bright plates (7 cm)Minerals: WOLFRAMITEYear: 1971Country: Congo (RDC)
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Sample n°12874 : dark grey debrisMinerals: PYROLUSITEYear: 1972Country: Congo (RDC)
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Sample n°17788 : rounded fragmentsMinerals: BISMUTHYear: 2017Country: Congo (RDC)
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Sample n°16545 : fragmentsMinerals: MANGANITEYear:Country: Congo (RDC)