Parisite and Apatite Physical Properties

Parisite

Apatite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.33-4.423.16-3.23

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal to uneven

1.6 Cleavage

Not Available

[0001] indistinct, [1010] indistinct

1.7 Mohs Hardness

4.55

2 10

1.8 Chemical Composition

Ca(Nd,Ce,La) 2(CO 3) 3F 2Ulrich Henn and Claudio C.

Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

Parisite and Apatite Chemical Formula

While comparing Parisite and Apatite 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 Parisite and Apatite chemical formula.

Chemical formula of Parisite- Ca(Nd,Ce,La) 2(CO 3) 3F 2Ulrich Henn and Claudio C.
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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Parisite and Apatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Parisite and Apatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Parisite and Apatite Optical Properties during the identification of gemstone. Specific gravity of Parisite is 3.16-3.23 whereas that of Apatite is 3.16-3.23.