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Topaz
Topaz

Hematite
Hematite



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Topaz
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Hematite

Topaz and Hematite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.49-3.57
Subconchoidal, Uneven, Conchoidal
[001] Perfect
8
Al2SiO4(F,OH)2
 
Brittle
-
-
5.00-5.30
Uneven, ConchoidalWalter Schumann, Conchoidal
None, may show partings on {0001} and {10 1 1}
6
Fe 2O 3Arthur Thomas , Gemstones (2009)

Topaz and Hematite Chemical Formula

While comparing Topaz and Hematite 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 Hematite chemical formula.

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Topaz and Hematite Specific Gravity

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