Hemimorphite and Boracite Physical Properties
Solubility
Soluble
Soluble
Specific Gravity
3.30-3.50
2.95-2.96
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal
Cleavage
Perfect on {110}, poor on {101}, {001} rare
None
Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hemimorphite and Boracite Chemical Formula
While comparing Hemimorphite and Boracite 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 Hemimorphite and Boracite chemical formula.
- Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Hemimorphite and Boracite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hemimorphite and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hemimorphite and Boracite Optical Properties during the identification of gemstone. Specific gravity of Hemimorphite is 2.95-2.96 whereas that of Boracite is 2.95-2.96.