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Diaspore and Tanzanite Physical Properties


Tanzanite and Diaspore Physical Properties


Physical Properties

Tenacity
Very brittle   
Not Available   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Hard   

Specific Gravity
3.30-3.40   
3.35   

Fracture
Conchoidal, Brittle, Conchoidal   
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)   

Cleavage
{010} perfect, {110} distinct, {100} in traces   
Perfect {010}, imperfect {100}   

Mohs Hardness
6.5-7   
6.5-7   

Chemical Composition
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references   
Ca2Al3(SiO4)3(OH)   

Optical Properties >>
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Diaspore and Tanzanite Chemical Formula

While comparing Diaspore and Tanzanite 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 Diaspore and Tanzanite chemical formula.

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Diaspore and Tanzanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Diaspore and Tanzanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diaspore and Tanzanite Optical Properties during the identification of gemstone. Specific gravity of Diaspore is 3.35 whereas that of Tanzanite is 3.35.

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