Jadeite and Phenakite Physical Properties

Jadeite

Phenakite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.382.90-2.98

1 7.18

1.5 Fracture

Splintery, UnevenArthur Thomas, Difficult, Fibrous

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

1.6 Cleavage

Good on [110]

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

1.7 Mohs Hardness

6.5-77.5-8

2 10

1.8 Chemical Composition

NaAlSi 2O 6Ulrich Henn and Claudio C.

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

Jadeite and Phenakite Chemical Formula

While comparing Jadeite 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 Jadeite and Phenakite chemical formula.

Chemical formula of Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.
Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Jadeite and Phenakite Specific Gravity

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