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Fluorapatite and Dravite Physical Properties


Dravite and Fluorapatite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.1-3.25   
3.03-3.18   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)   
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
Indistinct   
{???} Indistinct   

Mohs Hardness
5   
7-7.5   

Chemical Composition
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)   
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)   

Optical Properties >>
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Fluorapatite and Dravite Chemical Formula

While comparing Fluorapatite and Dravite 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 Fluorapatite and Dravite chemical formula.

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Fluorapatite and Dravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Dravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Dravite Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 3.03-3.18 whereas that of Dravite is 3.03-3.18.

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