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GREEN TOURMALINE            NATURAL COLOR            Hardness 7.5 
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RETURN TO »» TOURMALINE GREEN
      

3.29 cts. Green tourmaline emerald cut Single 

 14.8 x 4.9 x 4.1 mm

  Eye clean. Enhancement: none (N) Untreated

stone PRICE  

 SOLD 

ORIGIN: Madagascar 

                 ref:GrToLe329                     
Tourmaline Discovery  
    
Exceptional --
  To purchase a stone  click to ORDER  Very fine --
Fine --  
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Hardness: 7 - 7.5
Specific Gravity: 3.0+    Visual Catalog

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Tourmaline data

Refractive Index: 1.62 - 1.68
Chemical Composition: Na(Li,Al)3Al6Si6O18(BO3)3 (OH)4, Sodium Lithium Aluminum Boro-Silicate Hydroxide
Crystal Structure: Trigonal
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