Garnet and Apatite Physical Properties

Garnet

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

3.55-4.333.16-3.23

1 7.18

1.5 Fracture

Conchoidal, Uneven

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

1.6 Cleavage

Indistinct

[0001] indistinct, [1010] indistinct

1.7 Mohs Hardness

6.5-7.55

2 10

1.8 Chemical Composition

Garnet is a series of several different minerals with unique chemical formulas.

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

Garnet and Apatite Chemical Formula

While comparing Garnet 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 Garnet and Apatite chemical formula.

Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.
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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Garnet and Apatite Specific Gravity

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