Tanzanite
| Gemstone Properties | |||
| Product Name: | Tanzanite | Chemical Composition: | Ca2Al3(SiO4)3(OH), Calcium Aluminum |
| MOHS Hardness: | 6-7 | Specific Gravity: | 3.2-3.4 |
| Refractive Index: | 1.69-1.70 | Other Information: | Info here |
| Common Enhancements: | Heat | Special Care: | Avoid sudden Temp. changes, exteme heat, and Ultrasonic |
Tanzanite info here
