64.00 Ct Sky Blue Aquamarine Gemstones Rough Cut 13 Pcs

AQUAMARINE GEM DESCRIPTION:
 
   Item No : 13P
  Gemstone Type  Natural Blue Aquamarine
  Approx. Weight (Ct) : 64.00 Ct 
  Shape : Rough Cut
  Size/Dimension : 3.5-7.0 x 3.5-7.0 MM Depth : 3.5-7.0 MM
  Color : Sky Blue  
  Clarity : Transparent/SI
  Luster : Superior 
  Origin : Brazil
  Hardness : 7.5 - 8
  Specific Gravity : 2.67 - 2.84
  Refractive Index : 1.57 - 1.60
  Chemical Composition :
 Be3al2(Sl03)6
  Treatment : Natural/Unheated                  
  Quantity : 13 Pc (s)

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