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Sardonyx
Sardonyx

Precious Opal
Precious Opal



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Sardonyx
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Precious Opal

Sardonyx and Precious Opal 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
2.55-2.701.98-2.25
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
1.6 Cleavage
Not Available
Not Available
1.7 Mohs Hardness
6.5-75-6.5
Amber
2 10
1.8 Chemical Composition
SiO 2Ulrich Henn and Claudio C.
SiO 2 · nH 2OGemdat.org , Management Team (2012)

Sardonyx and Precious Opal Chemical Formula

While comparing Sardonyx and Precious 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 Sardonyx and Precious Opal chemical formula.

  • Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
  • Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)

Sardonyx and Precious Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Precious Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Precious Opal Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 1.98-2.25 whereas that of Precious Opal is 1.98-2.25.