Aragonite and Albite Physical Properties
Specific Gravity
2.93-2.96
2.60-2.65
Fracture
Subconchoidal, Conchoidal
Uneven, Conchoidal
Cleavage
Distinct on {010}, imperfect {110} and {011}
Perfect on {001}, very good on {010}, imperfect on {110}
Mohs Hardness
3.5-4
6-6.5
Chemical Composition
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Aragonite and Albite Chemical Formula
While comparing Aragonite and Albite 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 Aragonite and Albite chemical formula.
- Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Aragonite and Albite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Aragonite and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aragonite and Albite Optical Properties during the identification of gemstone. Specific gravity of Aragonite is 2.60-2.65 whereas that of Albite is 2.60-2.65.