Grey Spinel 2.37 cts / 2 pcs
17660$379.00
Product Details
Stone type: Spinel
Weight: 2.37 cts / 2 pcs
Color: Grey
Dimension: 7.50 x 6.00 x 3.70 mm, 7.55 x 6.00 x 3.60 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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