Cuprite and Bertrandite Physical Properties

Cuprite

Bertrandite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.85-6.152.59-2.60

1 7.18

1.5 Fracture

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

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Fair in four directions forming octahedrons

{001} Perfect, {110} Distinct, {101} Distinct

1.7 Mohs Hardness

3.5-46-7

2 10

1.8 Chemical Composition

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

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Cuprite and Bertrandite Chemical Formula

While comparing Cuprite and Bertrandite 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 Cuprite and Bertrandite chemical formula.

Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Cuprite and Bertrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cuprite and Bertrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cuprite and Bertrandite Optical Properties during the identification of gemstone. Specific gravity of Cuprite is 2.59-2.60 whereas that of Bertrandite is 2.59-2.60.