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Datolite and Hematite Physical Properties


Hematite and Datolite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.90-3.00   
5.00-5.30   

Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic   
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   

Cleavage
None   
None, may show partings on {0001} and {10 1 1}   

Mohs Hardness
5-5.5   
6   

Chemical Composition
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Fe 2O 3Arthur Thomas , Gemstones (2009)   

Optical Properties >>
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Datolite and Hematite Chemical Formula

While comparing Datolite 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 Datolite and Hematite chemical formula.

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Datolite and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Datolite and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Datolite and Hematite Optical Properties during the identification of gemstone. Specific gravity of Datolite is 5.00-5.30 whereas that of Hematite is 5.00-5.30.

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