Product ID: 807011267
Product Name: Tanzanite
Price : $19.80
Weight: 0.80
Jewelry Size: 6 x 3.6 Mm
Shape: Round
Color: Blue
Clarity: SI2
Luster: Good
Origin: Tanzania
Treatment: Heated
Crystal Structure: Orthorhombic
Hardness: 6 - 7
Specific Gravity: 3.2 - 3.4
Refractive Index: 1.69 - 1.70
Chemical: Ca2Al3(SiO4)3(OH), Calcium Aluminum