Covellite and Brazilianite Physical Properties

Covellite

Brazilianite

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1 Physical Properties

1.1 Tenacity

Flexible

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.6-4.762.98-2.99

1 7.18

1.5 Fracture

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

Conchoidal, Gems

1.6 Cleavage

Perfect on {0001}

(010) Distinct to good

1.7 Mohs Hardness

Not Available5.5

2 10

1.8 Chemical Composition

CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Covellite and Brazilianite Chemical Formula

While comparing Covellite and Brazilianite 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 Covellite and Brazilianite chemical formula.

Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Covellite Vs Falcons Eye

Covellite Vs Fluorapatite

Covellite Vs Elbaite

Covellite and Brazilianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Brazilianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Brazilianite Optical Properties during the identification of gemstone. Specific gravity of Covellite is 2.98-2.99 whereas that of Brazilianite is 2.98-2.99.