Stone type: Spinel
Weight: 0.55 carats
Color: Pink
Shape & Cut: Oval
Origin: Mahenge, Tanzania
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: Tanzania