Unheated 2.28 Ct. Octagon Shape Natural Green Tourmaline From Nigeria
Price: $41.55
Product ID: 807242546
Product Name: Tourmaline
Price : $41.55
Weight: 2.28
Jewelry Size: 7.3 x 6.5 x 5.2 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