Chlorapatite and Cordierite Physical Properties

Chlorapatite

Cordierite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.17-3.182.57-2.66

1 7.18

1.5 Fracture

Not Available

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

Fair on {100}, poor on {001} and {010}

1.7 Mohs Hardness

Not Available7-7.5

2 10

1.8 Chemical Composition

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

Mg2Al4Si5O18

Chlorapatite and Cordierite Chemical Formula

While comparing Chlorapatite and Cordierite 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 Chlorapatite and Cordierite chemical formula.

Chemical formula of Chlorapatite- Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Cordierite- Mg2Al4Si5O18

Compare Green Gemstones

Chlorapatite Vs Chrysotile

Chlorapatite Vs Chrysoberyl

Chlorapatite Vs Chrysoprase

Chlorapatite and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorapatite and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorapatite and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Chlorapatite is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.