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Datolite
Datolite

Phenakite
Phenakite



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Datolite
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Phenakite

Datolite and Phenakite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.90-3.002.90-2.98
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle
1.6 Cleavage
None
Distinct on {11 2 0}, imperfect on {10 1 1}
1.7 Mohs Hardness
5-5.57.5-8
Amber
2 10
1.8 Chemical Composition
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Datolite and Phenakite Chemical Formula

While comparing Datolite 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 Datolite and Phenakite chemical formula.

  • Chemical formula of Datolite- CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Phenakite- Be 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Datolite and Phenakite Specific Gravity

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