5.55 Ct. Cushion Shape Natural Green Tourmaline Unheated
Price: $208.11
Product ID: 807232522
Product Name: Tourmaline
Price : $208.11
Weight: 5.55
Jewelry Size: 12.5 x 8.9 x 6 Mm
Shape: Cushion
Color: Green
Clarity: SI
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