Mineralogy Database

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288 samples matching your criteria

  • Sample n°5966 : sample with yellow and chocolat-brown metatyuyamunite crystals
    Minerals: METATYUYAMUNITE
    Year: 1957
    Country: USA
  • Sample n°5967 : sample with black uraninite, black to brown bokite scales, in conglomerate
    Minerals: URANINITE BOKITE
    Year: 1957
    Country: USA
  • Sample n°5970 : micaceous debris
    Minerals: VERMICULITE
    Year: 1957
    Country: USA
  • Sample n°6603 : white crystals (cm) on clayey blocks
    Minerals: BORAX
    Year: 1959
    Country: USA
  • Sample n°6604 : white prismatic crystals (1-4 cm)
    Minerals: GAYLUSSITE
    Year: 1959
    Country: USA
  • Sample n°6605 : white-grey-purple bipyramidal prismatic crystals (1-5 cm)
    Minerals: HANKSITE
    Year: 1959
    Country: USA
  • Sample n°6607 : twinned octahedral crystals (2 cm)
    Minerals: SULPHOHALITE
    Year: 1959
    Country: USA
  • Sample n°6608 : columnar prismatic crystals (7 cm) and crystal (5 cm) (inderite), covered with white ulexite fibres, rare black stibnite needles
    Minerals: INDERITE ULEXITE STIBNITE
    Year: 1959
    Country: USA
  • Sample n°6609 : beige saccharoidal burkeite with white trona crust
    Minerals: BURKEITE TRONA
    Year: 1959
    Country: USA
  • Sample n°6610 : block with white radial aggregates of acicular crystals
    Minerals: COLEMANITE
    Year: 1959
    Country: USA
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