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Crystal Opal
Crystal Opal

Sylvite
Sylvite



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Crystal Opal
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Sylvite

Crystal Opal and Sylvite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.97-2.221.993
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Brittle
1.6 Cleavage
Not Available
Perfect on [100], [010], [001]
1.7 Mohs Hardness
5.5-6.52.5
Amber
2 10
1.8 Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
Not Available

Crystal Opal and Sylvite Chemical Formula

While comparing Crystal Opal and Sylvite 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 Crystal Opal and Sylvite chemical formula.

  • Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
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Crystal Opal and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crystal Opal and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crystal Opal and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Crystal Opal is 1.993 whereas that of Sylvite is 1.993.