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Rhodizite and Sardonyx Physical Properties


Sardonyx and Rhodizite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.34-3.44   
2.55-2.70   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   
Not Available   

Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct   
Not Available   

Mohs Hardness
8-8.5   
6.5-7   

Chemical Composition
(K,Cs)Al 4Be 4(B,Be) 12O 28Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
SiO 2Ulrich Henn and Claudio C.   

Optical Properties >>
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Rhodizite and Sardonyx Chemical Formula

While comparing Rhodizite and Sardonyx 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 Rhodizite and Sardonyx chemical formula.

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Rhodizite and Sardonyx Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodizite and Sardonyx Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodizite and Sardonyx Optical Properties during the identification of gemstone. Specific gravity of Rhodizite is 2.55-2.70 whereas that of Sardonyx is 2.55-2.70.

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