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Fire Opal
Fire Opal

Erythrite
Erythrite



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Fire Opal
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Erythrite

Fire Opal and Erythrite 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
 
Sectile
-
-
3.06
Sectile
Perfect on {010}; poor on {100} and { 1 02}.
-9999
Co3(AsO4)2•8(H2O)

Fire Opal and Erythrite Chemical Formula

While comparing Fire Opal and Erythrite 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 Erythrite chemical formula.

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Fire Opal and Erythrite Specific Gravity

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