Apatite and Clinohumite Physical Properties

Apatite

Clinohumite

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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

3.13-3.75

Subconchoidal, Uneven, Conchoidal

Poor on {100}

(Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Apatite and Clinohumite Chemical Formula

While comparing Apatite and Clinohumite 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 Clinohumite chemical formula.

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Apatite and Clinohumite Specific Gravity

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