Ajoite and Realgar Physical Properties

Ajoite

Realgar

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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

2.963.56

1 7.18

1.5 Fracture

Not Available

(e.g. graphite).

1.6 Cleavage

Perfect on {010}

{010} Good

1.7 Mohs Hardness

5Not Available

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

Ajoite and Realgar Chemical Formula

While comparing Ajoite and Realgar 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 Realgar chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

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Ajoite and Realgar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Realgar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Realgar Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 3.56 whereas that of Realgar is 3.56.