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Aragonite
Aragonite

Rock Crystal
Rock Crystal



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Aragonite
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Rock Crystal

Aragonite and Rock Crystal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Dilute acid
-
2.93-2.96
Subconchoidal, Conchoidal
Distinct on {010}, imperfect {110} and {011}
3.5-4
CaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
2.65
ConchoidalWalter Schumann
None
7
SiO 2Walter Schumann , Gemstones of the world (2001)

Aragonite and Rock Crystal Chemical Formula

While comparing Aragonite and Rock Crystal 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 Rock Crystal chemical formula.

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Aragonite and Rock Crystal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aragonite and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aragonite Vs Rock Crystal during the identification of gemstone. Specific gravity of Aragonite is whereas that of Rock Crystal is .