Demantoid and Cuprite Physical Properties

Demantoid

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

3.77-3.955.85-6.15

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

6.53.5-4

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

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

Demantoid and Cuprite Chemical Formula

While comparing Demantoid 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 Demantoid and Cuprite chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Demantoid and Cuprite Specific Gravity

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