Sugilite and Hemimorphite Physical Properties
Specific Gravity
2.69-2.79
3.30-3.50
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
Poor on {0001}
Perfect on {110}, poor on {101}, {001} rare
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Sugilite and Hemimorphite Chemical Formula
While comparing Sugilite 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 Sugilite and Hemimorphite chemical formula.
- Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Sugilite and Hemimorphite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Sugilite and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sugilite and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Sugilite is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.