Fluorapatite and Catapleiite Physical Properties

Fluorapatite

Catapleiite

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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

3.1-3.252.72

1 7.18

1.5 Fracture

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

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Indistinct

{110} Perfect, {010} Perfect

1.7 Mohs Hardness

55-6

2 10

1.8 Chemical Composition

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

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Fluorapatite and Catapleiite Chemical Formula

While comparing Fluorapatite and Catapleiite 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 Catapleiite chemical formula.

Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Fluorapatite and Catapleiite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 2.72 whereas that of Catapleiite is 2.72.