Mineralogy Database

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1097 samples matching your criteria

  • Sample n°6029 : group of prismatic pyramidal crystals (30 cm)
    Minerals: QUARTZ
    Year:
    Country: Tanzania
  • Sample n°6074 : black crystalline mass in vein quartz, with associated yellow varlamoffite
    Minerals: CASSITERITE VARLAMOFFITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°6075 : aligned black crystals in quartz vein
    Minerals: CASSITERITE MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°6188 : separated fraction (powder), from granite
    Minerals: MUSCOVITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°6240 : bright brown crystals in quartz
    Minerals: MITRIDATITE QUARTZ
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6329 : unsorted concentrate
    Minerals: CASSITERITE QUARTZ RUTILE
    Year:
    Country: Congo (RDC)
  • Sample n°6391 : crystals in quartz from drill sample
    Minerals: GALENA QUARTZ
    Year: 1958
    Country: Congo (RDC)
  • Sample n°6469 : tabular crystals on vein quartz
    Minerals: CALCITE QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°6471 : altered material in geode
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
  • Sample n°6482 : group of roughly parallel well-developed crystals
    Minerals: QUARTZ
    Year:
    Country: Congo (RDC)
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