Demantoid 1.66 cts / 2 pcs website

Demantoid 1.66 cts / 2 pcs

EB1969

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Product Details

Stone type: Demantoid
Weight:1.66 cts / 2 pcs
Color: Green 
Dimension: 6.47 x 5.08 x 3.30 mm, 6.11 x 5.03 x 3.26 mm
Shape & Cut: Oval, Yavorskyy cut

Treatment: Unheated and Untreated (No Indications Observed)
Refractive Index: 1.770-1.820
Hardness: 7-7.5
Specific Gravity: 3.6-4.2
Optical properties: Singly refractive
Chemical formula: x3z2(SiO4)3
Shipment from: Thailand
Return Policy: 3 Day Money-Back Return*
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