Apatite and Phosphophyllite Physical Properties

Apatite

Phosphophyllite

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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

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

3.07-3.13

Conchoidal, Uneven

{100} Perfect, {010} Distinct, {102} Distinct

3-3.5

Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Apatite and Phosphophyllite Chemical Formula

While comparing Apatite and Phosphophyllite 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 Phosphophyllite chemical formula.

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Apatite and Phosphophyllite Specific Gravity

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