Mineralogy Database

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1097 samples matching your criteria

  • Sample n°1867 : brown and black mixed material (7 cm)
    Minerals: CASSITERITE WOLFRAMITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1869 : black massive scoriaceous material in vein quartz (4 and 8 cm)
    Minerals: WOLFRAMITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1870 : black crystals (2 cm) in grey vein quartz
    Minerals: FERBERITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1877 : breccia of blue quartz with other minerals
    Minerals: QUARTZ MICA RUTILE ZIRCON
    Year:
    Country: Congo (RDC)
  • 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°1888 : bluish zoned block (10 cm)
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1934 : green crystals on quartz with mica
    Minerals: APATITE MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1947 : aggregates in quartz
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1955 : bright black crystals in quartz
    Minerals: WOLFRAMITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°1986 : crystals (1 cm) and chert
    Minerals: PYRITE QUARTZ
    Year:
    Country: Congo (RDC)
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