Nosean and Phenakite Physical Properties

Nosean

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

2.30-2.402.90-2.98

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

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

1.6 Cleavage

{110} Perfect

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

1.7 Mohs Hardness

Not Available7.5-8

2 10

1.8 Chemical Composition

Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

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

Nosean and Phenakite Chemical Formula

While comparing Nosean 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 Nosean and Phenakite chemical formula.

Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

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Nosean Vs Phosphosiderite

Nosean Vs Powellite

Nosean and Phenakite Specific Gravity

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