Coral and Aragonite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Dilute acid
Durability
Not Available
Not Available
Specific Gravity
2.60-2.70
2.93-2.96
Fracture
Irregular, Irregular, Gemstones of the world (2001)
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Cleavage
Not Available
Distinct on {010}, imperfect {110} and {011}
Chemical Composition
CaCO 3Ulrich Henn and Claudio C.
CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Coral and Aragonite Chemical Formula
While comparing Coral 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 Coral and Aragonite chemical formula.
- Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
- Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Coral and Aragonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Coral and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Coral and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Coral is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.
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