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Danburite
Danburite

Poudretteite
Poudretteite



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Danburite
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Poudretteite

Danburite and Poudretteite 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
2.97-3.032.51-2.53
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
Conchoidal, Splintery
1.6 Cleavage
{001} Poor
None
1.7 Mohs Hardness
75
Amber
2 10
1.8 Chemical Composition
CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)

Danburite and Poudretteite Chemical Formula

While comparing Danburite and Poudretteite 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 Danburite and Poudretteite chemical formula.

  • Chemical formula of Danburite- CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)

Danburite and Poudretteite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Danburite and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Danburite is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.