Andalusite and Chalcopyrite Physical Properties

Andalusite

Chalcopyrite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.05-3.214.1-4.3

1 7.18

1.5 Fracture

Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)

Uneven, Brittle, Metallic

1.6 Cleavage

Good on {110}, poor on {100}

Indistinct on {011}

1.7 Mohs Hardness

7.53.5-4

2 10

1.8 Chemical Composition

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Andalusite and Chalcopyrite Chemical Formula

While comparing Andalusite 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 Andalusite and Chalcopyrite chemical formula.

Chemical formula of Andalusite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Chalcopyrite- CuFeS 2Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

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Andalusite and Chalcopyrite Specific Gravity

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