Prasiolite and Phenakite Physical Properties

Prasiolite

Phenakite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.652.90-2.98

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle

1.6 Cleavage

3,1

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

1.7 Mohs Hardness

77.5-8

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Prasiolite and Phenakite Chemical Formula

While comparing Prasiolite 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 Prasiolite and Phenakite chemical formula.

Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Prasiolite and Phenakite Specific Gravity

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