Topaz Gemstone Information

The use of topaz started back in the Egyptian times and is still used today.  Topaz is an aluminum silicate that is made up of fluorine and hydroxyl.  Here are a few properties that Topaz possesses:

 

Color: The pure form of topaz is colorless.  Impure forms of topaz can be yellow, orange, red-brown, blue, pink, red, violet, or green.

Hardness:  Topaz has a hardness level of 8 on Mohs hardness scale.  This means it is durable and not easy to scratch.

Density: 3.49 – 3.57

Refractive Index: 1.609 – 1.643

 

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