Chalcopyrite and Allanite Physical Properties

Chalcopyrite

Allanite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

Soluble

4.1-4.3

Uneven

Indistinct on {011}

3.5-4

CuFeS 2Anthony et al , Handbook of mineralogy (2001)

3.40-4.20

Indistinct

-9999

Ca(Ce,La,Y,Ca)Al2(Fe,Al)Si3O12(OH)

Chalcopyrite and Allanite Chemical Formula

While comparing Chalcopyrite and Allanite 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 Chalcopyrite and Allanite chemical formula.

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Chalcopyrite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcopyrite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcopyrite Vs Allanite during the identification of gemstone. Specific gravity of Chalcopyrite is whereas that of Allanite is .