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Carnallite and Datolite Physical Properties


Datolite and Carnallite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.6   
2.90-3.00   

Fracture
Violet, Conchoidal, Brittle, Conchoidal, Brittle   
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic   

Cleavage
None   
None   

Mohs Hardness
2.5   
5-5.5   

Chemical Composition
KMgCl3•6(H2O)   
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Carnallite and Datolite Chemical Formula

While comparing Carnallite and Datolite 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 Carnallite and Datolite chemical formula.

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Carnallite and Datolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnallite and Datolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnallite and Datolite Optical Properties during the identification of gemstone. Specific gravity of Carnallite is 2.90-3.00 whereas that of Datolite is 2.90-3.00.

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