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Powellite and Prase Opal Physical Properties


Prase Opal and Powellite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.23   
1.98-2.25   

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

Cleavage
{111} Distinct   
Not Available   

Mohs Hardness
3.5-4   
5-6.5   

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

Optical Properties >>
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Powellite and Prase Opal Chemical Formula

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

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Powellite and Prase Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Powellite and Prase Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Powellite and Prase Opal Optical Properties during the identification of gemstone. Specific gravity of Powellite is 1.98-2.25 whereas that of Prase Opal is 1.98-2.25.

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