Precious Opal and Shattuckite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.98-2.25
3.80-4.15
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references
Uneven, UnevenArthur Thomas, Gemstones (2009)
Cleavage
Not Available
perfect along [010] and [100]
Mohs Hardness
5-6.5
3.5-4
Chemical Composition
SiO 2 · nH 2OGemdat.org , Management Team (2012)
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Precious Opal and Shattuckite Chemical Formula
While comparing Precious Opal and Shattuckite 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 Precious Opal and Shattuckite chemical formula.
- Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)
- Chemical formula of Shattuckite- Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Precious Opal and Shattuckite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Precious Opal and Shattuckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Precious Opal and Shattuckite Optical Properties during the identification of gemstone. Specific gravity of Precious Opal is 3.80-4.15 whereas that of Shattuckite is 3.80-4.15.