Apatite and Milk Opal Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.16-3.23
1.98-2.50
Fracture
Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal to uneven
Conchoidal
Cleavage
[0001] indistinct, [1010] indistinct
Not Available
Chemical Composition
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
Not Available
Apatite and Milk Opal Chemical Formula
While comparing Apatite and Milk Opal 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 Milk Opal chemical formula.
- Chemical formula of Apatite- Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
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Apatite and Milk Opal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Apatite and Milk Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apatite and Milk Opal Optical Properties during the identification of gemstone. Specific gravity of Apatite is 1.98-2.50 whereas that of Milk Opal is 1.98-2.50.