Phenakite and Magnesite Physical Properties

Phenakite

Magnesite

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Physical Properties

Tenacity

Brittle

Solubility

Effervesces in hot HCl

Durability

Specific Gravity

2.90-2.982.92-3.12

1 7.18

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Fracture

Conchoidal, ConchoidalWalter Schumann

Conchoidal

Cleavage

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

[10 1 1] perfect

Mohs Hardness

7.5-83.5-4.5

2 10

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Chemical Composition

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

MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Phenakite and Magnesite Chemical Formula

While comparing Phenakite and Magnesite 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 Magnesite chemical formula.

Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Phenakite Vs Orthoclase

Phenakite Vs Oligoclase

Phenakite Vs Muscovite

Phenakite and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phenakite and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite and Magnesite Optical Properties during the identification of gemstone. Specific gravity of Phenakite is 2.92-3.12 whereas that of Magnesite is 2.92-3.12.