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LOOSE GREEN TOURMALINE      NATURAL COLOR      Hardness 7.5 
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 6.07 cts. Green tourmaline emerald cut faceted single

 17.5 x 6.9 mm.

  loupe clean. Tone scale: medium. Enhancement: none (N)

stone PRICE 

 SOLD 

ORIGIN: Madagascar 

  ref:Tge 607   
 
   
Exceptional --
  To purchase a stone click to ORDER  Very fine --   
Fine --
Good --
Hardness: 7 - 7.5
Specific Gravity: 3.0+   Visual Catalog
Refractive Index: 1.62 - 1.68 Tourmaline data
Chemical Composition: Na(Li,Al)3Al6Si6O18(BO3)3 (OH)4, Sodium Lithium Aluminum Boro-Silicate Hydroxide   Cutting Styles
Crystal Structure: Trigonal   Ask a question
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