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Lab Created Pulled Czochralski Green Paraiba Rough

US$ 39.90
5 grams

Total: $199.50


ROUGH STONE DETAIL

  • Origin: Grown in Lab by Pulled Czochralski method. One of the best ways to produce top quality gems.
  • Dimensions: About 31x12x7mm
  • Grade: AAA
  • Clarity: Eye Clean
  • Shape: Rough
  • Color: Green
  • Polish: Very Good
  • Stock Postion: Available

Chemical Properties

  • Chemical composition:  Complex borosilicate
  • Hardness: 8 Moh’s scale
  • Density: 3.02-3.26
  • Refractive index: 1.614-1.666
  • Dispersion: 0.018
  • Length of Crystal: Length is up to 40-100mm and diameter is about 20-30mm