3.38 Ct. Natural Gemstone Green Tourmaline Octagon Shape From Nigeria
Price: $53.70
Product ID: 807236695
Product Name: Tourmaline
Price : $53.70
Weight: 3.38
Jewelry Size: 8.2 x 7.5 x 5.5 Mm
Shape: Octagon
Color: Green
Clarity: SI
Luster: Very 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