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Star diopside
Star diopside

Common Opal
Common Opal



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Star diopside
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Common Opal

Star diopside and Common 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 Available1.98-2.50
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, Conchoidal, Gemstones of the world (2001)
1.6 Cleavage
Not Available
Not Available
1.7 Mohs Hardness
Not Available5.5-6.5
Amber
2 10
1.8 Chemical Composition
Not Available
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Star diopside and Common Opal Chemical Formula

While comparing Star diopside and Common 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 Star diopside and Common Opal chemical formula.

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  • Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Star diopside and Common Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star diopside and Common Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star diopside and Common Opal Optical Properties during the identification of gemstone. Specific gravity of Star diopside is 1.98-2.50 whereas that of Common Opal is 1.98-2.50.