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SPHENE                   NATURAL COLOR                  Hardness 5.0-5.5

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Chemical Composition: CaTiSiO5, Calcium Titanium
Crystal Structure: Monoclinic
Environment: Magmatic, metamorphic and hydrothermal rocks.
Name Origin: Titanite Named after its chemical composition of titanium.
This stone shows an exceptional capacity to restore the light, thanks in particular to its high 
refractive index, especially under not very enlightened condition.
3.55 cts. Emerald cut sphene single
  x Pieces: 1 Sphene   x Type: 100% Natural
 
  Color: Yellowish Green   Shape: Octagon faceted
                 
  Weight: 3.55 Carats   Size: 10.2 x 7.1 mm.
 
  Clarity: SI1   Luster: Excellent
 
  Treatment: None (N)   Origin: Madagascar
    Refr. Index: 1.885 - 2.050   Hardness 5.0-5.5
  Depth: 5.5 mm
Inclusions seen in photos will be less visible to the naked eye. 
Stone Price:  USD 490.00

ref:TIyge355 

 

 

 

 

 

 

 

  

 
   
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