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LOOSE 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.
15.30 cts. Oval chrome sphene single
  x Pieces: 1 Sphene x x Type:  100%Natural
 
  Color: Green-Yellowish    Shape: Oval faceted
                 
  Weight: 15.30 Carats   Size: 18.1 x 12.6 mm.
 
  Clarity: NFL   Luster: Excellent
 
  Treatment: None (N)   Origin: Madagascar
Comment : Overall green color    Refr. Index: 1.885 - 2.050   Hardness 5.0-5.5
with Red sparkles.  Depth: 8.2 mm 
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.
Stone Price:  USD 8590.00

ref:TIgo 1530

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- Scale determining the purity of a stone.  -
FL NFL SI1 SI2 MI1
Flaw less Near flaw less Slightly included 1 Slightly included 2 Medium included 1
-------------------------------------------------------------------------------------------------------------------------------------------------------------------
MI2 MI3 VI1 VI2 HI
Medium included 2 Medium included 3 Very included 1 Very included 2 Highly included
 
 
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