Chlorapatite and Cuprite Physical Properties

Chlorapatite

Cuprite

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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

3.17-3.185.85-6.15

1 7.18

1.5 Fracture

Not Available

Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Not Available

Fair in four directions forming octahedrons

1.7 Mohs Hardness

Not Available3.5-4

2 10

1.8 Chemical Composition

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

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chlorapatite and Cuprite Chemical Formula

While comparing Chlorapatite and Cuprite 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 Cuprite chemical formula.

Chemical formula of Chlorapatite- Ca 5(PO 4) 3ClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chlorapatite and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorapatite and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorapatite and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Chlorapatite is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.