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Phenakite
Phenakite

Axinite
Axinite



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Phenakite
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Phenakite and Axinite Physical Properties

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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
2.90-2.98
3.26-3.36
1.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
Good on {100}
1.7 Mohs Hardness
7.5-8
6.5-7
1.8 Chemical Composition
Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Phenakite and Axinite Chemical Formula

While comparing Phenakite and Axinite 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 Axinite chemical formula.

  • Chemical formula of Phenakite- Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Phenakite and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phenakite and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite and Axinite Optical Properties during the identification of gemstone. Specific gravity of Phenakite is 3.26-3.36 whereas that of Axinite is 3.26-3.36.