Marialite and Topaz Physical Properties
Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.50
3.49-3.57
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Cleavage
Distinct on {100} and {110}
[001] Perfect
Mohs Hardness
5.5-6
8
Chemical Composition
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Al2SiO4(F,OH)2
Marialite and Topaz Chemical Formula
While comparing Marialite and Topaz 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 Marialite and Topaz chemical formula.
- Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
- Chemical formula of Topaz- Al2SiO4(F,OH)2
Marialite and Topaz Specific Gravity
Another important criteria for qualitative analysis of gemstones is Marialite and Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marialite and Topaz Optical Properties during the identification of gemstone. Specific gravity of Marialite is 3.49-3.57 whereas that of Topaz is 3.49-3.57.
