Product ID: 807239655
Product Name: Tourmaline
Price : $114.21
Weight: 1.87
Jewelry Size: 7.8 x 7 x 4.8 Mm
Shape: Oval
Color: Pink
Clarity: VSI
Luster: Very 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