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Prase Opal
Prase Opal

Powellite
Powellite



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Prase Opal
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Prase Opal and Powellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.
 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

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 Vs Powellite during the identification of gemstone. Specific gravity of Prase Opal is whereas that of Powellite is .