Amazonite and Pyrite Physical Properties

Amazonite

Pyrite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble in water

Durability

Specific Gravity

2.55-2.575.00-5.20

1 7.18

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Fracture

Uneven

Uneven, Conchoidal, ConchoidalWalter Schumann

Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Indistinct on {001}; partings on {011} and {111}

Mohs Hardness

6-6.56-6.5

2 10

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Chemical Composition

KAlSi₃O₈

FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Amazonite and Pyrite Chemical Formula

While comparing Amazonite and Pyrite 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 Amazonite and Pyrite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Pyrite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Amazonite and Pyrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Pyrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Pyrite Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 5.00-5.20 whereas that of Pyrite is 5.00-5.20.