Home
Gemstones


Apatite and Demantoid Physical Properties


Demantoid and Apatite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.16-3.23   
3.77-3.95   

Fracture
Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal to uneven   
Not Available   

Cleavage
[0001] indistinct, [1010] indistinct   
Not Available   

Mohs Hardness
5   
6.5   

Chemical Composition
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references   
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.   

Optical Properties >>
<< Astrology

Apatite and Demantoid Chemical Formula

While comparing Apatite and Demantoid 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 Apatite and Demantoid chemical formula.

Compare Gems for Gemini

Apatite and Demantoid Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apatite and Demantoid Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apatite and Demantoid Optical Properties during the identification of gemstone. Specific gravity of Apatite is 3.77-3.95 whereas that of Demantoid is 3.77-3.95.

Gemini Gems

Gemini Gems

» More Gemini Gems

Compare Gems for Gemini

» More Compare Gems for Gemini