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Omphacite
Omphacite

Phenakite
Phenakite



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Omphacite
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Phenakite

Omphacite and Phenakite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.16-3.432.90-2.98
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
1.6 Cleavage
{110} Good, {110} Good
Distinct on {11 2 0}, imperfect on {10 1 1}
1.7 Mohs Hardness
5-67.5-8
Amber
2 10
1.8 Chemical Composition
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Omphacite and Phenakite Chemical Formula

While comparing Omphacite 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 Omphacite and Phenakite chemical formula.

  • Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
  • Chemical formula of Phenakite- Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Omphacite and Phenakite Specific Gravity

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