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Fire Opal
Fire Opal

Hardystonite
Hardystonite



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Fire Opal
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Hardystonite

Fire Opal and Hardystonite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.97-2.22
Conchoidal
None
6-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references
 
Brittle
-
-
3.396-3.443
-
[001] good, [100] and [110] fair
3-4
Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Fire Opal and Hardystonite Chemical Formula

While comparing Fire Opal and Hardystonite 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 Fire Opal and Hardystonite chemical formula.

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Fire Opal and Hardystonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fire Opal and Hardystonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Opal Vs Hardystonite during the identification of gemstone. Specific gravity of Fire Opal is whereas that of Hardystonite is .