Fluorapatite and Vlasovite Physical Properties

Fluorapatite

Vlasovite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Nearly insoluble in HCl and HNO₃

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.252.97

1 7.18

1.5 Fracture

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

Conchoidal, Brittle

1.6 Cleavage

Indistinct

Distinct on {010}

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

Not Available

Fluorapatite and Vlasovite Chemical Formula

While comparing Fluorapatite and Vlasovite 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 Vlasovite chemical formula.

Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

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Fluorapatite and Vlasovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Vlasovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Vlasovite Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 2.97 whereas that of Vlasovite is 2.97.