Unheated 1.53 Ct. Octagon Natural Gem Green Tourmaline
Price: $30.33
Product ID: 807223298
Product Name: Tourmaline
Price : $30.33
Weight: 1.53
Jewelry Size: 9.4 x 5 x 3.3 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