2.96 Ct. Octagon Shape Natural Gemstone Green Tourmaline Unheated
Price: $38.04
Product ID: 807235109
Product Name: Tourmaline
Price : $38.04
Weight: 2.69
Jewelry Size: 7.5 x 7.3 x 5.3 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
