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Whitlockite
Whitlockite

Gahnite
Gahnite



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Whitlockite
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Gahnite

Whitlockite and Gahnite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.12
Uneven
None
-9999
Ca 9(Mg,Fe2+ )(PO 4) 6(PO 3OH)Anthony et al , Handbook of mineralogy (2001)
 
-
-
-
4.00-4.62
Conchoidal, Uneven
Indistinct parting on [111]
7.5-8
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Whitlockite and Gahnite Chemical Formula

While comparing Whitlockite and Gahnite 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 Gahnite chemical formula.

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Whitlockite and Gahnite Specific Gravity

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