Mineralogy Database

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1477 samples matching your criteria

  • Sample n°12719 : grey concentrate (1 cm)
    Minerals: HEMATITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12720 : black prismatic crystals in pegmatite
    Minerals: TOURMALINE QUARTZ
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12721 : black massive block (6 cm)
    Minerals: TANTALITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12722 : bright prismatic crystals (5 cm) in quartz
    Minerals: WOLFRAMITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12723 : black tabular crystals (10 cm) in vein quartz
    Minerals: WOLFRAMITE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12724.1 : bright black lamellae (ilmenite), green powder (turquoise, var. rashleighite)
    Minerals: ILMENITE TURQUOISE
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12724.2 : blue mass in vein quartz
    Minerals: APATITE QUARTZ
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12725 : brown concentrate (0.2-1 cm)
    Minerals: CORUNDUM
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12726 : breccious red block (12 cm), var. jasper
    Minerals: QUARTZ
    Year: 1972
    Country: Congo (RDC)
  • Sample n°12727 : mixed material (6 cm) enclosed in quartz
    Minerals: BORNITE CHALCOPYRITE QUARTZ
    Year: 1972
    Country: Congo (RDC)
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