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Common Opal
Common Opal

Parisite
Parisite



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Common Opal
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Parisite

Common Opal and Parisite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.98-2.504.33-4.42
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
Not Available
1.6 Cleavage
Not Available
Not Available
1.7 Mohs Hardness
5.5-6.54.5
Amber
2 10
1.8 Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Ca(Nd,Ce,La) 2(CO 3) 3F 2Ulrich Henn and Claudio C.

Common Opal and Parisite Chemical Formula

While comparing Common Opal and Parisite 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 Parisite chemical formula.

  • Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
  • Chemical formula of Parisite- Ca(Nd,Ce,La) 2(CO 3) 3F 2Ulrich Henn and Claudio C.

Common Opal and Parisite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Common Opal and Parisite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Common Opal and Parisite Optical Properties during the identification of gemstone. Specific gravity of Common Opal is 4.33-4.42 whereas that of Parisite is 4.33-4.42.