Ajoite and Aragonite Physical Properties

Ajoite

Aragonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Decomposed by acids

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

2.962.93-2.96

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Perfect on {010}

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

1.7 Mohs Hardness

53.5-4

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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

Ajoite and Aragonite Chemical Formula

While comparing Ajoite 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 Ajoite and Aragonite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ajoite and Aragonite Specific Gravity

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