Labradorite and Ajoite Physical Properties

Labradorite

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

2.69-2.722.96

1 7.18

1.5 Fracture

Uneven, Conchoidal, Gems, Sixth Edition (2006)

Not Available

1.6 Cleavage

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

Perfect on {010}

1.7 Mohs Hardness

6-6.55

2 10

1.8 Chemical Composition

(Na,Ca)_1-2Si_3-2O₈

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Labradorite and Ajoite Chemical Formula

While comparing Labradorite 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 Labradorite and Ajoite chemical formula.

Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Labradorite and Ajoite Specific Gravity

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