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230 samples matching your criteria
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Sample n°3075 : malachite crystals, brown fibro-radial goethite nodulesMinerals: MALACHITE GOETHITEYear: 1951Country: Congo (RDC)
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Sample n°3089 : debris of fibro-radial nodulesMinerals: GOETHITEYear: 1949Country: Congo (RDC)
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Sample n°3147 : small fragments, with polished sectionMinerals: TENNANTITE BORNITE CHALCOCITE LINNAEITE CHALCOPYRITE GOETHITE SILVER SPHALERITEYear: 1952Country: Congo (RDC)
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Sample n°3150 : small fragments of sulfide ore, with polished sectionMinerals: TETRADYMITE BORNITE CHALCOCITE CHALCOPYRITE SPHALERITE GALENA GOETHITE RENIERITE SILVER TENNANTITEYear: 1952Country: Congo (RDC)
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Sample n°3151 : small blue and yellow fine-grained fragments, with polished sectionMinerals: CHALCOCITE GALENA STROMEYERITE GOETHITE RENIERITE SILVER CHALCOPYRITE SPHALERITE BORNITEYear: 1952Country: Congo (RDC)
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Sample n°3300 : massive ore, with polished sectionMinerals: RENIERITE BORNITE CHALCOCITE GOETHITE CUPRITEYear: 1926Country: Congo (RDC)
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Sample n°3346 : large veins, partially altered to cuprite, native copperMinerals: COPPER CUPRITE GOETHITE MALACHITEYear:Country: Congo (RDC)
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Sample n°3346.1 : massiveMinerals: MALACHITE CUPRITE COPPER GOETHITEYear:Country: Congo (RDC)
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Sample n°3392 : blue azurite on ferruginous substrateMinerals: AZURITE GOETHITEYear:Country: Congo (RDC)
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Sample n°3548 : ochrous concentrate (1 cm)Minerals: GOETHITEYear: 1953Country: Congo (RDC)