Fluorapatite and Painite Physical Properties

Fluorapatite

Painite

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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

3.1-3.254.00-4.03

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Indistinct

Not Available

1.7 Mohs Hardness

57.5-8

2 10

1.8 Chemical Composition

Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

CaZrBAl 9O 18Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fluorapatite and Painite Chemical Formula

While comparing Fluorapatite and Painite 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 Fluorapatite and Painite chemical formula.

Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Painite- CaZrBAl 9O 18Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

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Fluorapatite and Painite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Painite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Painite Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 4.00-4.03 whereas that of Painite is 4.00-4.03.