Crystal Opal and Diopside Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.97-2.22
3.22-3.40
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
Cleavage
Not Available
Distinct/good on {110}
Mohs Hardness
5.5-6.5
5-6
Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.
CaMgSi2O6
Crystal Opal and Diopside Chemical Formula
While comparing Crystal Opal and Diopside 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 Diopside chemical formula.
- Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
- Chemical formula of Diopside- CaMgSi2O6
Crystal Opal and Diopside Specific Gravity
Another important criteria for qualitative analysis of gemstones is Crystal Opal and Diopside Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crystal Opal and Diopside Optical Properties during the identification of gemstone. Specific gravity of Crystal Opal is 3.22-3.40 whereas that of Diopside is 3.22-3.40.