Amazonite and Phenakite Physical Properties

Amazonite

Phenakite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.55-2.572.90-2.98

1 7.18

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Fracture

Uneven

Conchoidal, ConchoidalWalter Schumann

Cleavage

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

Distinct on {11 2 0}, imperfect on {10 1 1}

Mohs Hardness

6-6.57.5-8

2 10

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Chemical Composition

KAlSi₃O₈

Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Amazonite and Phenakite Chemical Formula

While comparing Amazonite and Phenakite 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 Phenakite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Amazonite and Phenakite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Phenakite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Phenakite Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 2.90-2.98 whereas that of Phenakite is 2.90-2.98.