Topaz
| Topaz Gemstone Properties | |||
| Mineral Family: | Quartz | Chemical Composition: | Al2SiO4(F OH)2 |
| MOHS Hardness: | 8 | Specific Gravity: | 3.49-3.57 |
| Refractive Index: | 1.619-1.627 | Other Information: | Info here |
| Common Enhancements: | Irradiation, Heat | Special Care: | Avoid extreme heat |
Topaz is found in abundance and is most common in White.
Blues and Reds are usually heated to achieve the desired color.
Lighter reds and blues may be found naturally but the darker colors are achieved by IR (Irradiation) and Heat (to stabilize color).
Champagne and Imperial Colors are found in Nature but may also be treated to achieve color or stabilize natural color.
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