Sylvite and Ajoite Physical Properties

Sylvite

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

1.9932.96

1 7.18

1.5 Fracture

Uneven, Brittle

Not Available

1.6 Cleavage

Perfect on [100], [010], [001]

Perfect on {010}

1.7 Mohs Hardness

2.55

2 10

1.8 Chemical Composition

Not Available

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Sylvite and Ajoite Chemical Formula

While comparing Sylvite and Ajoite 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 Sylvite and Ajoite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Sylvite and Ajoite Specific Gravity

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