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 PAIR GREEN TOURMALINE         NATURAL COLOR          Hardness 7.5 

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 4.76 cts. & 4.57 cts. Green tourmaline baguette cut Single 

 26.5 x 6 mm.

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

Pair PRICE  

 SOLD 

ORIGIN: Madagascar 

   ref:Tgbae933     

This is a virtual certificate compiled from the lab data for the gemstone being examined. Clarity is based on magnification
under a 10X corrected loupe. All gemology performed by GGGems. Jean & Alain Darbellay guaranteeing that this stone  
                        is 100% natural. Prices and availability are subject to change without notice.
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   Ask a question
Crystal Structure: Trigonal   Gem-O-Scope
 
    
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