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SAPPHIRE MINERAL                NATURAL COLOR             Hardness 9
 

 

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96.60 cts.  blue Sapphire crystal  single 

31.5 x 21 mm  ORIGIN: Andranondambo 

 Enhancement: none (N)

stone PRICE  USD 345.00 

ORIGIN: Madagascar 

ref: BLCRSA9660c 

                 
Hardness: 9
Specific Gravity: 3.9 - 4.1 Andranondambo Sapphire Discovery
Refractive Index: 1.76 - 1.78 Corundum data
Chemical Composition: Al2O3, Aluminum Oxide   Ask a question
Crystal Structure: Trigonal
Note that this sapphire can be found only near one occurrence to which the color of the stones is close to that of Kashmir. This type of sapphire is thus much rarer than ruby.
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