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  22 samples matching your criteria
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        Sample n°20134 : complex coating in cavity, lined with malachite crystalsMinerals: MALACHITEYear:Country: Congo (RDC)
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        Sample n°20474 : fibrous malachite in cavity, in black matrix materialMinerals: MALACHITE HETEROGENITEYear: 2025Country: Congo (RDC)