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Simpsonite and Crystal Opal Physical Properties


Crystal Opal and Simpsonite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
1.97-2.22   

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

Cleavage
None   
Not Available   

Mohs Hardness
7-7.5   
5.5-6.5   

Chemical Composition
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Simpsonite and Crystal Opal Chemical Formula

While comparing Simpsonite and Crystal 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 Simpsonite and Crystal Opal chemical formula.

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Simpsonite and Crystal Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Crystal Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Crystal Opal Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 1.97-2.22 whereas that of Crystal Opal is 1.97-2.22.

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