0.60 Ct. Octagon Shape Natural Bi Color Tourmaline Gem
Price: $9.63
Product ID: 807233235
Product Name: Tourmaline
Price : $9.63
Weight: 0.60
Jewelry Size: 5.2 x 4.1 x 3 Mm
Shape: Octagon
Color: Bi Color
Clarity: SI
Luster: Good
Origin: Mozambique
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