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  6 samples matching your criteria
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        Sample n°13126 : crust of plancheite nodules, small sampleMinerals: PLANCHEITEYear: 1973Country: Congo (RDC)
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        Sample n°13127 : well-developed crystals in geodeMinerals: MALACHITEYear: 1973Country: Congo (RDC)
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        Sample n°13128 : altered crystalsMinerals: KYANITEYear: 1973Country: Congo (RDC)
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        Sample n°13129 : brown nodules with olive-coloured surface, in layered dolomiteMinerals: MALACHITE DOLOMITEYear: 1973Country: Congo (RDC)
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        Sample n°13130 : reniform encrustation composed of fibresMinerals: PLANCHEITE KATANGITE (plancheite)Year: 1973Country: Congo (RDC)
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        Sample n°13546 : blue nodular encrustationMinerals: CHALCANTHITEYear: 1973Country: Congo (RDC)