Ajoite and Sinhalite Physical Properties

Ajoite

Sinhalite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.963.46-3.50

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Perfect on {010}

Not Available

1.7 Mohs Hardness

56-7

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Ajoite and Sinhalite Chemical Formula

While comparing Ajoite and Sinhalite 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 Sinhalite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Sinhalite- MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ajoite and Sinhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Sinhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Sinhalite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 3.46-3.50 whereas that of Sinhalite is 3.46-3.50.