Ekanite and Aragonite Physical Properties

Ekanite

Aragonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.322.93-2.96

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

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

1.6 Cleavage

{101} Distinct

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

1.7 Mohs Hardness

6-6.53.5-4

2 10

1.8 Chemical Composition

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

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

Ekanite and Aragonite Chemical Formula

While comparing Ekanite 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 Ekanite and Aragonite chemical formula.

Chemical formula of Ekanite- ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ekanite and Aragonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ekanite and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ekanite and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Ekanite is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.