Ajoite and Anorthite Physical Properties

Ajoite

Anorthite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.3 Solubility

Decomposed by acids

Not Available

1.4 Durability

Not Available

1.5 Specific Gravity

2.962.77

1 7.18

1.9 Fracture

Not Available

Uneven, Uneven, Gems, Sixth Edition (2006)

1.10 Cleavage

Perfect on {010}

Perfect [001] good [010] poor [110]

1.11 Mohs Hardness

56-6.5

2 10

1.12 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Ajoite and Anorthite Chemical Formula

While comparing Ajoite and Anorthite 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 Anorthite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Ajoite and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 2.77 whereas that of Anorthite is 2.77.