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Apatite
Apatite

Pietersite
Pietersite



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Apatite
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Pietersite

Apatite and Pietersite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.16-3.23
Conchoidal, Uneven, Conchoidal to uneven
[0001] indistinct, [1010] indistinct
5
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
 
-
-
-
-9999
-
None
5
H2O+Fe2+,H3O2+Fe3+Si4O12

Apatite and Pietersite Chemical Formula

While comparing Apatite and Pietersite 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 Pietersite chemical formula.

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Apatite and Pietersite Specific Gravity

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