0.65 Ct. Nice Natural Gem Green Tourmaline Octagon Shape
Price: $7.35
Product ID: 807247618
Product Name: Tourmaline
Price : $7.35
Weight: 0.65
Jewelry Size: 7.4 x 3.8 x 2.3 Mm
Shape: Octagon
Color: Green
Clarity: VVS
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