1.86 Ct. Octagon Shape Natural Yellow Tourmaline Gemstone Unheated
Price: $123.05
Product ID: 807239644
Product Name: Tourmaline
Price : $123.05
Weight: 1.86
Jewelry Size: 9 x 5 x 4 Mm
Shape: Octagon
Color: Yellow
Clarity: VSI
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
