Bi Color Tourmaline 1.43 Ct. Octagon 6.5 x 5.1 Mm. Natural Gemstone Unheated
Price: $46.35
Product ID: 807234203
Product Name: Tourmaline
Price : $46.35
Weight: 1.43
Jewelry Size: 6.5 x 5.1 x 4.4 Mm
Shape: Octagon
Color: Bi Color
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
