Ajoite and Sheen Obsidian Physical Properties

Ajoite

Sheen Obsidian

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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

2.962.33-2.50

1 7.18

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {010}

Not Available

1.7 Mohs Hardness

55-5.5

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Not Available

Ajoite and Sheen Obsidian Chemical Formula

While comparing Ajoite and Sheen Obsidian 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 Sheen Obsidian chemical formula.

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

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Ajoite and Sheen Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Sheen Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Sheen Obsidian Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 2.33-2.50 whereas that of Sheen Obsidian is 2.33-2.50.