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Tanzanite and Crystal Opal Physical Properties


Crystal Opal and Tanzanite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Hard   
Not Available   

Specific Gravity
3.35   
1.97-2.22   

Fracture
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Perfect {010}, imperfect {100}   
Not Available   

Mohs Hardness
6.5-7   
5.5-6.5   

Chemical Composition
Ca2Al3(SiO4)3(OH)   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Tanzanite and Crystal Opal Chemical Formula

While comparing Tanzanite and Crystal Opal physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Tanzanite and Crystal Opal chemical formula.

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Tanzanite and Crystal Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tanzanite and Crystal Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tanzanite and Crystal Opal Optical Properties during the identification of gemstone. Specific gravity of Tanzanite is 1.97-2.22 whereas that of Crystal Opal is 1.97-2.22.

Semi Precious

Semi Precious


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