Mineralogy Database
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  5 samples matching your criteria
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        Sample n°17418 : large well-developed manganese-bearing calcite crystalsMinerals: CALCITEYear: 2017Country: South Africa
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        Sample n°17419 : manganese-bearing calcite, with fine-grained overgrowthMinerals: CALCITEYear: 2017Country: South Africa
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        Sample n°17420 : coating on substrateMinerals: CALCITEYear: 2017Country: South Africa
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        Sample n°18589 : braunite crystals on Mn oxide substrateMinerals: BRAUNITE PYROLUSITEYear: 2018Country: South Africa
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        Sample n°19948 : coarse-fibrous bundlesMinerals: INESITEYear: 2022Country: South Africa