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  4 samples matching your criteria
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        Sample n°12673 : part of pebble (5 cm)Minerals: HEMATITEYear: 1971Country: Congo (RDC)
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        Sample n°12674 : crust and impregnations in quartziteMinerals: PYRITEYear: 1971Country: Congo (RDC)
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        Sample n°17789 : rounded elongated fragmentsMinerals: KYANITEYear: 2017Country: Congo (RDC)
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        Sample n°18435 : rounded fragmentsMinerals: STAUROLITEYear: 2017Country: Congo (RDC)