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Phenakite
Phenakite

London blue topaz
London blue topaz



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Phenakite
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London blue topaz

Phenakite and London blue topaz Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.90-2.98Not Available
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
Not Available
1.6 Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
Not Available
1.7 Mohs Hardness
7.5-8Not Available
Amber
2 10
1.8 Chemical Composition
Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Not Available

Phenakite and London blue topaz Chemical Formula

While comparing Phenakite and London blue topaz 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 London blue topaz chemical formula.

  • Chemical formula of Phenakite- Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Phenakite and London blue topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phenakite and London blue topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite and London blue topaz Optical Properties during the identification of gemstone. Specific gravity of Phenakite is Not Available whereas that of London blue topaz is Not Available.