Poudretteite and Hemimorphite Physical Properties
Solubility
Not Available
Soluble
Durability
Not Available
Not Available
Specific Gravity
2.51-2.53
3.30-3.50
Fracture
Conchoidal, Splintery
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
Cleavage
None
Perfect on {110}, poor on {101}, {001} rare
Chemical Composition
KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Poudretteite and Hemimorphite Chemical Formula
While comparing Poudretteite and Hemimorphite 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 Poudretteite and Hemimorphite chemical formula.
- Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Poudretteite and Hemimorphite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Poudretteite and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Poudretteite and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Poudretteite is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.