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32 samples matching your criteria
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Sample n°10290 : yellowish white debrisMinerals: MICROLITEYear:Country: Rwanda
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Sample n°10327 : beige concentrate (2 mm)Minerals: MICROLITEYear:Country: Rwanda
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Sample n°12493 : crystals, fragments, matrix occurrenceMinerals: COLUMBITE TANTALITE-(Mn) MICROLITE WODGINITEYear: 1970Country: Rwanda
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Sample n°12833 : yellow massive blocksMinerals: MICROLITEYear: 1971Country: Congo (RDC)
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Sample n°12836 : heavy grey-yellow microlite with enclosed black tantaliteMinerals: MICROLITE TANTALITEYear: 1971Country: Congo (RDC)
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Sample n°13924 : sample grey microlite (partly white), yellow zirconMinerals: MICROLITE ZIRCONYear: 1982Country: Congo (RDC)
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Sample n°14148 : yellow concentrate (1 mm)Minerals: MICROLITEYear: 1984Country: Rwanda
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Sample n°15926 : debrisMinerals: MICROLITEYear:Country: Rwanda
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Sample n°15927 : debrisMinerals: MICROLITEYear:Country: Rwanda
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Sample n°17128 : concentrateMinerals: MICROLITEYear: 2014Country: Rwanda