2.25 Ct. Natural Gemstone Octagon Shape Green Tourmaline Unheated
Price: $36.15
Product ID: 807242123
Product Name: Tourmaline
Price : $36.15
Weight: 2.25
Jewelry Size: 13.4 x 5.5 x 2.9 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