Mineralogy Database

Search |  About the mineralogy database |  Contact

319 samples matching your criteria

  • Sample n°1572 : fragment with mixed composition
    Minerals: TOURMALINE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1573 : green fragment (4 cm)
    Minerals: EPIDOTE
    Year:
    Country: Congo (RDC)
  • Sample n°1574 : small sheet (5 mm)
    Minerals: GOLD
    Year: 1959
    Country: Congo (RDC)
  • Sample n°1579 : massive red
    Minerals: HEMATITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1580 : banded iron formation
    Minerals: HEMATITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1582 : small pyramidal crytals on schist
    Minerals: ARSENOPYRITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1583 : plate-shaped crystals on rock substrate
    Minerals: BIOTITE
    Year: 1939
    Country: Congo (RDC)
  • Sample n°1586 : sample composed of small concretions
    Minerals: GOETHITE
    Year:
    Country: Congo (RDC)
  • Sample n°1587 : specular, on quartz
    Minerals: HEMATITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1588 : transformed cubic pyrite crystals (0.5 cm)
    Minerals: HEMATITE
    Year:
    Country: Congo (RDC)
Previous page