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Ruby and Fluorapatite Physical Properties


Fluorapatite and Ruby Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.97-4.05   
3.1-3.25   

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

Cleavage
No true cleavage   
Indistinct   

Mohs Hardness
9   
5   

Chemical Composition
Al 2 O 3   
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)   

Optical Properties >>
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Ruby and Fluorapatite Chemical Formula

While comparing Ruby and Fluorapatite 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 Ruby and Fluorapatite chemical formula.

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Ruby and Fluorapatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Fluorapatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Fluorapatite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.1-3.25 whereas that of Fluorapatite is 3.1-3.25.

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