Aquamarine
The beautiful sea-green to blue Aquamarine has long been believed to impart courage, cure laziness and quicken the intellect of the wearer. Jewelers know it as member of the Beryl family -- a sister gem to the rich green emerald.
Aquamarine is a member of the same Beryl family as the Emerald.
- Hardness: 7.5-8
- Refractive Index: 1.577-1.583
- Commonly heated to improve color