Mineralogy Database

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1097 samples matching your criteria

  • Sample n°13871 : banded pink and grey block (8 cm), var. jasper
    Minerals: QUARTZ
    Year: 1980
    Country: Portugal
  • Sample n°13925 : zoned blocks (4-9 cm)
    Minerals: BERLINITE MONTEBRASITE SCORZALITE APATITE MICA QUARTZ RUTILE
    Year: 1965
    Country: Rwanda
  • Sample n°13945 : quartz with earthy black ferberite masses, altered to yellow tungstite and white anthoinite, blocks of 8-15 cm
    Minerals: ANTHOINITE FERBERITE TUNGSTITE QUARTZ
    Year: 1982
    Country: Rwanda
  • Sample n°13959 : black prismatic crystals (10 cm) in vein quartz
    Minerals: RUTILE QUARTZ
    Year: 1982
    Country: Zambia
  • Sample n°14009 : mixed blocks (7 cm)
    Minerals: COPPER EPIDOTE QUARTZ
    Year: 1983
    Country: USA
  • Sample n°14064 : blue ring-shaped inclusions in clear prismatic quartz crystal (10 cm)
    Minerals: PAPAGOITE QUARTZ
    Year: 1984
    Country: South Africa
  • Sample n°14112 : layers of green chalcedony (chrysoprase) (2 cm thickness)
    Minerals: QUARTZ
    Year: 1984
    Country: Tanzania
  • Sample n°14143 : massive chalcopyrite in quartz (10 cm)
    Minerals: CHALCOPYRITE QUARTZ
    Year: 1981
    Country: Norway
  • Sample n°14203 : block sculped in the form of leaves (2.82 g)
    Minerals: QUARTZ
    Year: 1983
    Country: India
  • Sample n°14204 : clear brown fragment (5 cm), clear cut stone (square cut) (1.36 g)
    Minerals: QUARTZ
    Year: 1983
    Country: India
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