Product ID: 106112679
Product Name: Red Sapphire
Price : $139.13
Weight: 1.83
Jewelry Size: 7.5 X 6.5 X 3.8 Mm
Shape: OVAL
Color: RED
Clarity: IF-BLACK SPOT
Luster: GOOD
Origin: TANZANIA
Treatment: HEATED
Crystal Structure: Trigonal
Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78
Chemical: Hydrated silica. SiO2 nH2O