1.88 Ct. Octagon Shape Natural Gem Green Tourmaline Unheated
Price: $34.35
Product ID: 807246529
Product Name: Tourmaline
Price : $34.35
Weight: 1.88
Jewelry Size: 6.1 x 6 x 5 Mm
Shape: Octagon
Color: Green
Clarity: VSI
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
