Fluorapatite and Forsterite Physical Properties

Fluorapatite

Forsterite

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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

3.1-3.253.23-3.26

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Indistinct

Perfect on {010} imperfect on {100}

1.7 Mohs Hardness

56.5-7

2 10

1.8 Chemical Composition

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

Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Fluorapatite and Forsterite Chemical Formula

While comparing Fluorapatite and Forsterite 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 Forsterite chemical formula.

Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Forsterite- Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Fluorapatite and Forsterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Forsterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Forsterite Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 3.23-3.26 whereas that of Forsterite is 3.23-3.26.