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Kashmir sapphire
Kashmir sapphire

Precious Opal
Precious Opal



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Kashmir sapphire
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Precious Opal

Kashmir sapphire 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
Not Available1.98-2.25
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
Not Available5-6.5
Amber
2 10
1.8 Chemical Composition
Not Available
SiO 2 · nH 2OGemdat.org , Management Team (2012)

Kashmir sapphire and Precious Opal Chemical Formula

While comparing Kashmir sapphire 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 Kashmir sapphire and Precious Opal chemical formula.

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

Kashmir sapphire and Precious Opal Specific Gravity

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