9.28 Ct. Clean Nice Cushion Natural Gem Green Tourmaline Nigeria
Price: $348.14
Product ID: 807234250
Product Name: Tourmaline
Price : $348.14
Weight: 9.28
Jewelry Size: 12.3 x 10.3 x 8.4 Mm
Shape: Cushion
Color: Green
Clarity: IF
Luster: Good
Origin: Nigeria
Treatment: Unheated
Crystal Structure: Trigonal
Hardness: 7 - 7.5
Specific Gravity: 3.0+
Refractive Index: 1.62 - 1.68
Chemical: Na(Li,Al)3Al6(B03)3 Si6O18(OH)4