Pearl and Ajoite Physical Properties

Pearl

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

2.60-2.852.96

1 7.18

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

Not Available

1.6 Cleavage

none

Perfect on {010}

1.7 Mohs Hardness

2.5-4.55

2 10

1.8 Chemical Composition

Not Available

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Pearl and Ajoite Chemical Formula

While comparing Pearl 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 Pearl and Ajoite chemical formula.

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

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Pearl and Ajoite Specific Gravity

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