Adamite and Chalcopyrite Physical Properties

Adamite

Chalcopyrite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.32-4.48

4.1-4.3

1.5 Fracture

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

Uneven, Brittle, Metallic

1.6 Cleavage

{101}, good; {010}, poor

Indistinct on {011}

1.7 Mohs Hardness

3.5

3.5-4

1.8 Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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

Adamite and Chalcopyrite Chemical Formula

While comparing Adamite and Chalcopyrite 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 Adamite and Chalcopyrite chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)

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Adamite and Chalcopyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Chalcopyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Chalcopyrite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 4.1-4.3 whereas that of Chalcopyrite is 4.1-4.3.