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Hemimorphite and Diaspore Physical Properties


Diaspore and Hemimorphite Physical Properties


Physical Properties

Tenacity
Brittle   
Very brittle   

Solubility
Soluble   
insoluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.30-3.50   
3.30-3.40   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   
Conchoidal, Brittle, Conchoidal   

Cleavage
Perfect on {110}, poor on {101}, {001} rare   
{010} perfect, {110} distinct, {100} in traces   

Mohs Hardness
5   
6.5-7   

Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references   

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Hemimorphite and Diaspore Chemical Formula

While comparing Hemimorphite and Diaspore 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 Hemimorphite and Diaspore chemical formula.

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Hemimorphite and Diaspore Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hemimorphite and Diaspore Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hemimorphite and Diaspore Optical Properties during the identification of gemstone. Specific gravity of Hemimorphite is 3.30-3.40 whereas that of Diaspore is 3.30-3.40.

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