Phenakite and Orthoclase Physical Properties

Phenakite

Orthoclase

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

2.90-2.98

Conchoidal, ConchoidalWalter Schumann

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

7.5-8

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

2.54-2.61

Uneven

Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Phenakite and Orthoclase Chemical Formula

While comparing Phenakite and Orthoclase 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 Orthoclase chemical formula.

Compare Colorless Gems

Phenakite Vs Orthoclase

Phenakite Vs Oligoclase

Phenakite Vs Muscovite

Phenakite and Orthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phenakite and Orthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite Vs Orthoclase during the identification of gemstone. Specific gravity of Phenakite is whereas that of Orthoclase is .