Phenakite and Hauyne Physical Properties

Phenakite

Hauyne

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Gelatinises in acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-2.982.4-2.5

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, Brittle

1.6 Cleavage

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

Distinct on {110}

1.7 Mohs Hardness

7.5-85-6

2 10

1.8 Chemical Composition

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

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Phenakite and Hauyne Chemical Formula

While comparing Phenakite and Hauyne 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 Hauyne chemical formula.

Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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Phenakite and Hauyne Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phenakite and Hauyne Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite and Hauyne Optical Properties during the identification of gemstone. Specific gravity of Phenakite is 2.4-2.5 whereas that of Hauyne is 2.4-2.5.