Obsidian and Ajoite Physical Properties

Obsidian

Ajoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.35-2.602.96

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Conchoidal

Not Available

1.6 Cleavage

Not Available

Perfect on {010}

1.7 Mohs Hardness

5-5.55

2 10

1.8 Chemical Composition

Not Available

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Obsidian and Ajoite Chemical Formula

While comparing Obsidian 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 Obsidian and Ajoite chemical formula.

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

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Obsidian and Ajoite Specific Gravity

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