Phenakite and Antigorite Physical Properties

Phenakite

Antigorite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.90-2.982.58-2.80

1 7.18

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Fracture

Conchoidal, ConchoidalWalter Schumann

Conchoidal

Cleavage

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

{001} Good

Mohs Hardness

7.5-85-5.5

2 10

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Chemical Composition

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

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Phenakite and Antigorite Chemical Formula

While comparing Phenakite and Antigorite 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 Phenakite and Antigorite chemical formula.

Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Antigorite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Compare Colorless Gems

Phenakite Vs Orthoclase

Phenakite Vs Oligoclase

Phenakite Vs Muscovite

Phenakite and Antigorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phenakite and Antigorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite and Antigorite Optical Properties during the identification of gemstone. Specific gravity of Phenakite is 2.58-2.80 whereas that of Antigorite is 2.58-2.80.