Chlorapatite and Creedite Physical Properties

Chlorapatite

Creedite

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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

3.17-3.182.70

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Not Available

Perfect on {100}

1.7 Mohs Hardness

Not Available4.5

2 10

1.8 Chemical Composition

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

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Chlorapatite and Creedite Chemical Formula

While comparing Chlorapatite and Creedite 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 Creedite chemical formula.

Chemical formula of Chlorapatite- Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Compare Green Gemstones

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Chlorapatite Vs Chrysoberyl

Chlorapatite Vs Chrysotile

Chlorapatite and Creedite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorapatite and Creedite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorapatite and Creedite Optical Properties during the identification of gemstone. Specific gravity of Chlorapatite is 2.70 whereas that of Creedite is 2.70.