Thulite and White Opal Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.1
1.98-2.50
Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Conchoidal, Gemstones of the world (2001)
Cleavage
Perfect {010} imperfect {100}
Not Available
Mohs Hardness
6-7
5.5-6.5
Chemical Composition
Ca2Al3(SiO4)3(OH)
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Thulite and White Opal Chemical Formula
While comparing Thulite and White 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 Thulite and White Opal chemical formula.
- Chemical formula of Thulite- Ca2Al3(SiO4)3(OH)
- Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Thulite and White Opal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Thulite and White Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and White Opal Optical Properties during the identification of gemstone. Specific gravity of Thulite is 1.98-2.50 whereas that of White Opal is 1.98-2.50.