White Opal and Hexagonite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.98-2.50
2.98-3.03
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
Uneven
Cleavage
Not Available
[110] perfect; [010] distinct
Mohs Hardness
5.5-6.5
5-6
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
White Opal and Hexagonite Chemical Formula
While comparing White Opal and Hexagonite 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 Hexagonite chemical formula.
- Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
- Chemical formula of Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
White Opal and Hexagonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is White Opal and Hexagonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White Opal and Hexagonite Optical Properties during the identification of gemstone. Specific gravity of White Opal is 2.98-3.03 whereas that of Hexagonite is 2.98-3.03.