Nice Gem 1.59 Ct. Oval Shape Natural Green Tourmaline Unheated
Price: $109.02
Product ID: 807244025
Product Name: Tourmaline
Price : $109.02
Weight: 1.59
Jewelry Size: 7.2 x 6.6 x 5.2 Mm
Shape: Oval
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
