Double Green Tourmaline with Quartz

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  • Name
    • double tourmaline with quartz
  • Group
    • cyclosilicates
  • Composition
    • (Na,Ca)(Al,Fe,Li)(Al,Mg,Mn)6(Bo3)3(SiO18) (OH,F4)
  • Color
    • dark green
  • sistema cristalino
    • trigonal
  • Hardness
    • 7 - 7.5
  • Density
    • 2,98 - 3,26 g/cm3
  • Fracture
    • conchoidal
  • Glow
    • crystalline
  • Raya
    • Brown
  • Transparency
    • dark
  • Cleavage
    • well formed crystals
  • Origin
    • Testun Pakistán

Double dark green tourmaline with excellent formations and high quality, attached to Quartz, Mica and Hematite crystals

271g  12 x 7 x 3,5 cm

Additional information

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