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Whitlockite and Aragonite Physical Properties


Aragonite and Whitlockite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Dilute acid   

Durability
Not Available   
Not Available   

Specific Gravity
3.12   
2.93-2.96   

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

Cleavage
None   
Distinct on {010}, imperfect {110} and {011}   

Mohs Hardness
Not Available   
3.5-4   

Chemical Composition
Ca 9(Mg,Fe2+ )(PO 4) 6(PO 3OH)Anthony et al , Handbook of mineralogy (2001)   
CaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Whitlockite and Aragonite Chemical Formula

While comparing Whitlockite and Aragonite 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 Whitlockite and Aragonite chemical formula.

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Whitlockite and Aragonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Whitlockite and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Whitlockite and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Whitlockite is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.

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