Product ID: 807234177
Product Name: Tourmaline
Price : $44.75
Weight: 1.38
Jewelry Size: 6.9 x 5.3 x 4 Mm
Shape: Octagon
Color: Orangish Pink
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