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Prase Opal and Powellite Physical Properties


Powellite and Prase Opal Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.98-2.25   
4.23   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   

Cleavage
Not Available   
{111} Distinct   

Mohs Hardness
5-6.5   
3.5-4   

Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.   
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Prase Opal and Powellite Chemical Formula

While comparing Prase Opal and Powellite 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 Prase Opal and Powellite chemical formula.

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Prase Opal and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase Opal and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase Opal and Powellite Optical Properties during the identification of gemstone. Specific gravity of Prase Opal is 4.23 whereas that of Powellite is 4.23.

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