Mineralogy Database

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7938 samples matching your criteria

  • Sample n°4440 : isolated black plates (2 cm)
    Minerals: COLUMBITE TANTALITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4442 : plates (1 cm)
    Minerals: COLUMBITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4443 : corroded block (5 cm)
    Minerals: COLUMBITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4450 : crystal (3 cm)
    Minerals: THOREAULITE
    Year:
    Country: Congo (RDC)
  • Sample n°4452 : yellow powder
    Minerals: VARLAMOFFITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4453 : yellow powder on vein quartz
    Minerals: VARLAMOFFITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4456 : flattened crystals (2 cm) in geode
    Minerals: CALCITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4457 : crust of white scalenohedral crystals
    Minerals: CALCITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4458 : geode with balls of crystals (1 cm)
    Minerals: CALCITE
    Year: 1954
    Country: Congo (RDC)
  • Sample n°4459 : equant euhedral crystals on red quartz
    Minerals: ANALCIME
    Year: 1954
    Country: Congo (RDC)
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