Green Tourmaline 8.46 Ct. Clean Octagon 10.4 x 9.5 Mm. Natural Gemstone Unheated
Price: $281.99
Product ID: 807221009
Product Name: Tourmaline
Price : $281.99
Weight: 8.46
Jewelry Size: 10.4 x 9.5 x 8.6 Mm
Shape: Octagon
Color: Green
Clarity: IF
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
