Grey Spinel 0.48 ct
161090Sold Out
Product Details
Stone type: Spinel
Weight: 0.48 ct
Color: Grey
Dimension: 4.43 x 4.43 x 2.67 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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