Mineralogy Database

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1477 samples matching your criteria

  • Sample n°10587 : sample with green bolivarite crust (radioactive sample)
    Minerals: BOLIVARITE
    Year: 1964
    Country: Congo (RDC)
  • Sample n°10588 : block of mineralised pegmatite with large black plates
    Minerals: COLUMBITE BERYL
    Year:
    Country: Congo (RDC)
  • Sample n°10591 : mixed rounded blocks (5 cm)
    Minerals: SIMPSONITE CASSITERITE TANTALITE TANTALITE-(Mn)
    Year:
    Country: Congo (RDC)
  • Sample n°10592 : beige fragments (1-5 cm)
    Minerals: TANTALITE-(Mn)
    Year: 1971
    Country: Congo (RDC)
  • Sample n°10593 : pale green octahedral crystals (8 mm)
    Minerals: PYROCHLORE
    Year:
    Country: Congo (RDC)
  • Sample n°10594 : black cubic crystals (1 cm), and concentrate
    Minerals: LUESHITE
    Year:
    Country: Congo (RDC)
  • Sample n°10749 : blocks with purple veins
    Minerals: AMETHYST (quartz)
    Year:
    Country: Congo (RDC)
  • Sample n°10750 : fibrous prismatic crust
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°10756 : massive, fine-grained
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
  • Sample n°10837 : dissemination in vein quartz
    Minerals: GOLD QUARTZ
    Year: 1930
    Country: Congo (RDC)
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