Boracite and Aragonite Physical Properties
Solubility
Soluble
Dilute acid
Durability
Not Available
Not Available
Specific Gravity
2.95-2.96
2.93-2.96
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Cleavage
None
Distinct on {010}, imperfect {110} and {011}
Mohs Hardness
7-7.5
3.5-4
Chemical Composition
Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Boracite and Aragonite Chemical Formula
While comparing Boracite and Aragonite 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 Boracite and Aragonite chemical formula.
- Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Boracite and Aragonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Boracite and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boracite and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Boracite is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.