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This tourmaline is from the Congo & was part of a parcel of rough tourmaline ethically sourced through our block supply chain & was hand cut by Alan Poultney.

 

The tourmaline:

 

Invent No: APD302P 0001

 

Estimated weights colours & clarities

  • Estimated weight: 2.22cts
  • Cut: oval mixed crisscross cut
  • Estimated Colour: transparent brown red
  • Colour  Distribution: even
  • Hue: dark
  • Tone: dark
  • Estimated Clarity: LI - MI  (Lightly - Moderately Included)
  • Girdle: polished
  • Brilliance: 65%
  • Dimensions: 9.0mm x 7.19mm x 5.57mm    
  •                            (Length x width x depth)
  • Refractive Indices: 1.610  -  1.698
  • Specific Gravity: 2.82-3.90
  • Hardness: 7 - 7.5 
  • Orign: Congo Africa
  • Treatment: No eveidence of heat treatment.

Tourmaline 2.22ct Rubellite Oval Mixed Crisscross Cut

500,00£Preis

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