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Aragonite
Aragonite

Rhodochrosite
Rhodochrosite



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Aragonite
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Rhodochrosite

Aragonite and Rhodochrosite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Dilute acid
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.93-2.963.0-3.3
Amber
1 7.18
1.5 Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Uneven, Conchoidal, Conchoidal to uneven, Brittle
1.6 Cleavage
Distinct on {010}, imperfect {110} and {011}
On {10 1 1} perfect; parting on {10 1 2}
1.7 Mohs Hardness
3.5-43.5-4
Amber
2 10
1.8 Chemical Composition
CaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
MnCO3

Aragonite and Rhodochrosite Chemical Formula

While comparing Aragonite and Rhodochrosite 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 Rhodochrosite chemical formula.

  • Chemical formula of Aragonite- CaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Rhodochrosite- MnCO3

Aragonite and Rhodochrosite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aragonite and Rhodochrosite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aragonite and Rhodochrosite Optical Properties during the identification of gemstone. Specific gravity of Aragonite is 3.0-3.3 whereas that of Rhodochrosite is 3.0-3.3.