Erythrite and Chlorapatite Physical Properties

Erythrite

Chlorapatite

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1 Physical Properties

1.1 Tenacity

Sectile

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.063.17-3.18

1 7.18

1.5 Fracture

Sectile Curved shavings or scrapings produced by a knife blade, (e.g. graphite).

Not Available

1.6 Cleavage

Perfect on {010}; poor on {100} and { 1 02}.

Not Available

1.7 Mohs Hardness

Not AvailableNot Available

2 10

1.8 Chemical Composition

Co3(AsO4)2•8(H2O)

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

Erythrite and Chlorapatite Chemical Formula

While comparing Erythrite and Chlorapatite 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 Erythrite and Chlorapatite chemical formula.

Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)
Chemical formula of Chlorapatite- Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)

Compare Red Gemstones

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Erythrite Vs Richterite

Erythrite Vs Stolzite

Erythrite and Chlorapatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Erythrite and Chlorapatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Erythrite and Chlorapatite Optical Properties during the identification of gemstone. Specific gravity of Erythrite is 3.17-3.18 whereas that of Chlorapatite is 3.17-3.18.