Mineralogy Database

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99 samples matching your criteria

  • Sample n°14211 : rough fragment (9 cm), yellow cut stone (cabochon cut) (10.55 g), var. citrine
    Minerals: QUARTZ
    Year: 1983
    Country: India
  • Sample n°14212 : one block of smoky quartz (5 cm), one black cabochon cut stone (5.40 g)
    Minerals: QUARTZ
    Year: 1983
    Country: India
  • Sample n°14213 : two yellow cut stones (0.37 g, 1.16 g), one yellow-orange cabochon cut stone of heated quartz (1.36 g), var. brazilian topaz
    Minerals: QUARTZ
    Year: 1983
    Country: Unknown
  • Sample n°14214 : artificial zircon, clear prismatic crystal (3 cm, 4.74 g)
    Minerals: ZIRCON
    Year: 1983
    Country: Unknown
  • Sample n°14215 : colourless rough fragment, colourless cut stone (0.19 g)
    Minerals: TOPAZ
    Year: 1983
    Country: India
  • Sample n°14216 : one colourless cut stone (0.17 g), two cabochon cut stones (0.20 g, 1.55 g)
    Minerals: TOPAZ
    Year: 1983
    Country: Sri Lanka
  • Sample n°14217 : three cores (colourless, red, blue), multicoloured cut stones, synthetic
    Minerals: unidentified
    Year: 1983
    Country: Unknown
  • Sample n°14218.1 : block (5 cm) with cubic crystals
    Minerals: PYRITE
    Year: 1984
    Country: Honduras
  • Sample n°14218.2 : debris
    Minerals: CHALCOPYRITE
    Year: 1984
    Country: Honduras
  • Sample n°14218.3 : granular block (4 cm)
    Minerals: PYRRHOTITE
    Year: 1984
    Country: Honduras
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