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SAPPHIRE MINERAL                NATURAL COLOR             Hardness 9
 

 

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 194 gr. Nice blue Sapphire crystal on marble matrix single. 68 x 45 mm. 

Single crystal:40 x 31 mm. Enhancement: none (N) 

ORIGIN: Maromby, Madagascar  

  SOLD  ref: SAbr194g 

                 
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78     Corundum data
Chemical Composition: Al2O3, Aluminum Oxide      Ask a question
Crystal Structure: Trigonal Andranondambo
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