Mineralogy Database

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62 samples matching your criteria

  • Sample n°5487 : sample with equant grey-green uranmicrolite crystals, black columbo-tantalite
    Minerals: URANMICROLITE COLUMBITE TANTALITE
    Year: 1955
    Country: Brazil
  • Sample n°6614 : brick-red debris (cm)
    Minerals: CINNABAR
    Year: 1955
    Country: Brazil
  • Sample n°6615 : part of colourless clear prismatic crystal (5 cm)
    Minerals: TOPAZ
    Year: 1955
    Country: Brazil
  • Sample n°6616 : yellow prismatic crystals (2 cm)
    Minerals: TOPAZ
    Year: 1955
    Country: Brazil
  • Sample n°6617 : clear rhombohedral crystal (2 cm) and debris (1 cm)
    Minerals: PHENAKITE
    Year: 1955
    Country: Brazil
  • Sample n°6618 : dark green prismatic crystals (1-2 cm)
    Minerals: TOURMALINE
    Year: 1955
    Country: Brazil
  • Sample n°6619 : black prismatic crystals (15 mm)
    Minerals: RUTILE
    Year: 1955
    Country: Brazil
  • Sample n°6620 : layered bright metallic block (5 cm)
    Minerals: GALENA
    Year: 1955
    Country: Brazil
  • Sample n°6621 : sulfides (4 cm)
    Minerals: CHALCOPYRITE GALENA
    Year: 1955
    Country: Brazil
  • Sample n°6623 : purple micaceous block (7 cm)
    Minerals: LEPIDOLITE
    Year: 1955
    Country: Brazil