Unheated 3.23 Ct. Octagon Shape Natural Party Color Tourmaline From Nigeria
Price: $51.90
Product ID: 807229839
Product Name: Tourmaline
Price : $51.90
Weight: 3.23
Jewelry Size: 12.4 x 5.8 x 4.2 Mm
Shape: Octagon
Color: Party Color
Clarity: SI1
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