Axinite and Opal Physical Properties
Physical Properties
Tenacity
Not Available
BrittleWalter Schumann
Solubility
Not Available
hot salt water
Durability
Not Available
Not Available
Specific Gravity
3.26-3.36
1.98-2.25
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Brittle
Cleavage
Good on {100}
None
Mohs Hardness
6.5-7
5-6.5
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
SiO2 · nH2O
Axinite and Opal Chemical Formula
While comparing Axinite and 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 Axinite and Opal chemical formula.
- Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Opal- SiO2 · nH2O
Axinite and Opal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Axinite and Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Axinite and Opal Optical Properties during the identification of gemstone. Specific gravity of Axinite is 1.98-2.25 whereas that of Opal is 1.98-2.25.
