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Topaz and Marialite Physical Properties


Marialite and Topaz Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.49-3.57   
2.50   

Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   

Cleavage
[001] Perfect   
Distinct on {100} and {110}   

Mohs Hardness
8   
5.5-6   

Chemical Composition
Al2SiO4(F,OH)2   
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)   

Optical Properties >>
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Topaz and Marialite Chemical Formula

While comparing Topaz and Marialite 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 Topaz and Marialite chemical formula.

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Topaz and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz and Marialite Optical Properties during the identification of gemstone. Specific gravity of Topaz is 2.50 whereas that of Marialite is 2.50.

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