3.50 Ct. Octagon Shape Natural Gemstone Yellowish Green Tourmaline
Price: $650.64
Product ID: 807238046
Product Name: Tourmaline
Price : $650.64
Weight: 3.50
Jewelry Size: 10.9 x 6 x 5.2 Mm
Shape: Octagon
Color: Yellowish 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