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Sylvite
Sylvite

Precious Opal
Precious Opal



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Sylvite
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Precious Opal

Sylvite and Precious Opal Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.9931.98-2.25
Amber
1 7.18
1.5 Fracture
Uneven, Brittle
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
1.6 Cleavage
Perfect on [100], [010], [001]
Not Available
1.7 Mohs Hardness
2.55-6.5
Amber
2 10
1.8 Chemical Composition
Not Available
SiO 2 · nH 2OGemdat.org , Management Team (2012)

Sylvite and Precious Opal Chemical Formula

While comparing Sylvite 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 Sylvite and Precious Opal chemical formula.

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  • Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)

Sylvite and Precious Opal Specific Gravity

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