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8 samples matching your criteria
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Sample n°1476 : fine wolframite concentrate, cassiterite concentrate and pebbles, with polished sectionMinerals: CASSITERITE WOLFRAMITEYear:Country: Congo (RDC)
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Sample n°4561 : bright brown wolframite crystal (2 cm), in rounded cassiteriteMinerals: CASSITERITE WOLFRAMITEYear: 1954Country: Congo (RDC)
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Sample n°5952 : lead-bearing altered grey debrisMinerals: WOLFRAMITEYear: 1958Country: Congo (RDC)
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Sample n°6135 : crystals on quartzMinerals: GALENAYear: 1958Country: Congo (RDC)
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Sample n°16184 : coarse-crystalline galena in quartz veinsMinerals: GALENAYear:Country: Congo (RDC)
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Sample n°16614 : crystals in greisenMinerals: TOPAZYear:Country: Congo (RDC)
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Sample n°19300 : quartz vein fragmentsMinerals: FERBERITE TOPAZYear: 2020Country: Congo (RDC)
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Sample n°19793 : fragmentsMinerals: SCHEELITEYear: 2022Country: Congo (RDC)