White Opal and Jet Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.98-2.50
1.19-1.35
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Cleavage
Not Available
Not Available
Mohs Hardness
5.5-6.5
2.5-4
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Not Available
White Opal and Jet Chemical Formula
While comparing White Opal and Jet 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 White Opal and Jet chemical formula.
- Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
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White Opal and Jet Specific Gravity
Another important criteria for qualitative analysis of gemstones is White Opal and Jet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White Opal and Jet Optical Properties during the identification of gemstone. Specific gravity of White Opal is 1.19-1.35 whereas that of Jet is 1.19-1.35.