green and blue Tourmalines Price: 90€

90
  • Name
    • Green and blue Tourmalines
  • Group
    • cyclosilicates
  • Composition
    • (Na,Ca)(Al,Fe,Li)(Al,Mg,Mn)6(BO3)3(Si6O18).(OH,F)4.
  • Color
    • Green and blue
  • sistema cristalino
    • Trigonal
  • Form
    • Trigonal
  • Hardness
    • 7 - 7.5
  • Density
    • 2.98 - 3.26 g/cm³
  • Fracture
    • Trigonal
  • Glow
    • Crystalline
  • Raya
    • Brown
  • Transparency
    • translucent and opaque
  • Cleavage
    • GOOD PIECE
  • Origin
    • Stak Nala Pakistán
  • Price
    • 50€ - 500€

Clustering of Tourmalines in Calcite and Barytin

19g  2,5 x 2,3 x 2,9 cm

Additional information