Apatite and Baddeleyite Physical Properties

Apatite

Baddeleyite

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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

3.16-3.235.5-6.0

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

[0001] indistinct, [1010] indistinct

{001} Distinct

1.7 Mohs Hardness

56.5

2 10

1.8 Chemical Composition

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

ZrO 2Arthur Thomas , Gemstones (2009)

Apatite and Baddeleyite Chemical Formula

While comparing Apatite and Baddeleyite 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 Baddeleyite chemical formula.

Chemical formula of Apatite- Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Baddeleyite- ZrO 2Arthur Thomas , Gemstones (2009)

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Apatite and Baddeleyite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Apatite and Baddeleyite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Apatite and Baddeleyite Optical Properties during the identification of gemstone. Specific gravity of Apatite is 5.5-6.0 whereas that of Baddeleyite is 5.5-6.0.