Mineralogy Database

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111 samples matching your criteria

  • Sample n°1079 : black tabular crystals in rock
    Minerals: MUSCOVITE WOLFRAMITE MALACHITE QUARTZ
    Year: 1936
    Country: Congo (RDC)
  • Sample n°1409 : sorted concentrates
    Minerals: EUCLASE GARNET PREHNITE QUARTZ ANDALUSITE BERYL KYANITE OLIVINE TOPAZ WOLFRAMITE XENOTIME-(Y) ZIRCON CORUNDUM
    Year:
    Country: Unknown
  • Sample n°1473 : black tabular crystal (5 cm)
    Minerals: WOLFRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°1476 : fine wolframite concentrate, cassiterite concentrate and pebbles, with polished section
    Minerals: CASSITERITE WOLFRAMITE
    Year:
    Country: Congo (RDC)
  • Sample n°1513 : black crystals (1 cm) in vein quartz
    Minerals: WOLFRAMITE QUARTZ
    Year: 1944
    Country: Congo (RDC)
  • Sample n°1515 : black wolframite crystals, shapeless yellow topaz
    Minerals: TOPAZ WOLFRAMITE
    Year: 1944
    Country: Congo (RDC)
  • Sample n°1517 : black crystals (5 mm) in granular quartz
    Minerals: WOLFRAMITE QUARTZ
    Year: 1944
    Country: Congo (RDC)
  • Sample n°1518 : black spots in altered granular quartz matrix
    Minerals: CASSITERITE WOLFRAMITE QUARTZ
    Year: 1944
    Country: Congo (RDC)
  • Sample n°1794 : vein quartz with bright black wolframite
    Minerals: WOLFRAMITE QUARTZ
    Year:
    Country: Rwanda
  • Sample n°1795 : geode with black crystals (mm) in white quartz (8 cm)
    Minerals: WOLFRAMITE QUARTZ
    Year:
    Country: Rwanda
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