Ajoite and Kyanite Physical Properties

Ajoite

Kyanite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.963.53-3.65

1 7.18

1.5 Fracture

Not Available

Splintery, Brittle, Metallic

1.6 Cleavage

Perfect on {010}

[100] perfect [010] imperfect with 79° angle between

1.7 Mohs Hardness

54-7

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Not Available

Ajoite and Kyanite Chemical Formula

While comparing Ajoite and Kyanite 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 Kyanite chemical formula.

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

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Ajoite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.