Covellite and Chrome Tourmaline Physical Properties

Covellite

Chrome Tourmaline

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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

4.6-4.762.85-3.35

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {0001}

3,2

1.7 Mohs Hardness

Not Available7-7.5

2 10

1.8 Chemical Composition

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

Tourmaline is a series of several different minerals with unique chemical formulas.

Covellite and Chrome Tourmaline Chemical Formula

While comparing Covellite and Chrome Tourmaline 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 Chrome Tourmaline chemical formula.

Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.

Compare Blue Gemstones

Covellite Vs Fluorapatite

Covellite Vs Falcons Eye

Covellite Vs Elbaite

Covellite and Chrome Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Chrome Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Chrome Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Covellite is 2.85-3.35 whereas that of Chrome Tourmaline is 2.85-3.35.