Aragonite and Strontianite Physical Properties

Aragonite

Strontianite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Dilute acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.93-2.963.63-3.79

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Distinct on {010}, imperfect {110} and {011}

{110} Good

1.7 Mohs Hardness

3.5-43.5

2 10

1.8 Chemical Composition

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

Aragonite and Strontianite Chemical Formula

While comparing Aragonite and Strontianite 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 Strontianite chemical formula.

Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

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Aragonite and Strontianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aragonite and Strontianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aragonite and Strontianite Optical Properties during the identification of gemstone. Specific gravity of Aragonite is 3.63-3.79 whereas that of Strontianite is 3.63-3.79.