Mineralogy Database

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152 samples matching your criteria

  • Sample n°1486 : black block (5 cm) with network of quartz veinlets
    Minerals: FERBERITE
    Year: 1945
    Country: Congo (RDC)
  • Sample n°1487 : black block with white mpororoite vein
    Minerals: FERBERITE MPOROROITE
    Year: 1945
    Country: Congo (RDC)
  • Sample n°1863 : massive black ferberite in quartz
    Minerals: FERBERITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1868 : tetragonal pyramidal crystals and part of prismatic crystal (2-5 cm)
    Minerals: FERBERITE
    Year:
    Country: Rwanda
  • Sample n°1870 : black crystals (2 cm) in grey vein quartz
    Minerals: FERBERITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1875 : black anhedral crystals in quartz (2 and 4 cm)
    Minerals: FERBERITE
    Year:
    Country: Rwanda
  • Sample n°1885 : altered black crystal in vein quartz debris (5 cm), with hydrokenoesmoreite (var. ferritungstite)
    Minerals: FERBERITE HYDROKENOELSMOREITE ANTHOINITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°2426 : black bipyramidal crystals (3 cm) and massive block (ferberite), white clayey blocks (anthoinite)
    Minerals: ANTHOINITE FERBERITE
    Year:
    Country: Congo (RDC)
  • Sample n°2428 : dull black crystal (6 cm) and various fragments
    Minerals: FERBERITE
    Year:
    Country: Congo (RDC)
  • Sample n°3203 : black prismatic crystal
    Minerals: FERBERITE
    Year: 1952
    Country: Congo (RDC)
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