Fluorapatite and Cuprite Physical Properties

Fluorapatite

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

3.1-3.255.85-6.15

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Indistinct

Fair in four directions forming octahedrons

1.7 Mohs Hardness

53.5-4

2 10

1.8 Chemical Composition

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

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

Fluorapatite and Cuprite Chemical Formula

While comparing Fluorapatite 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 Fluorapatite and Cuprite chemical formula.

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

Compare Blue Gemstones

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Fluorapatite Vs Hibonite

Fluorapatite Vs Hackmanite

Fluorapatite and Cuprite Specific Gravity

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