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Common Opal
Common Opal

Celestine
Celestine



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Common Opal
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Celestine

Common Opal and Celestine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
Brittle
-
-
3.90-4.00
Conchoidal
Perfect on {001}, good on {210}, poor on {010}
3-3.5
SrSO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Common Opal and Celestine Chemical Formula

While comparing Common Opal and Celestine 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 Common Opal and Celestine chemical formula.

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Common Opal and Celestine Specific Gravity

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