Red Spinel 2.20 cts

Stone type: Spinel
Weight: 2.20 cts
Color: Red
Dimension: 7.76 x 7.15 x 4.81 mm
Shape & Cut: Cushion, Yavorskyy cut

Treatment: Unheated and Untreated (No Indications Observed)
Refractive Index: 1.712-1.782
Hardness: 7.5-8
Specific Gravity: 3.6
Optical properties: Singly refractive
Chemical formula: MgAl₂O₄
Shipment from: Thailand
Return Policy: 3 Day Money-Back Return*