Spodumene and Ajoite Physical Properties

Spodumene

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

insoluble

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.212.96

1 7.18

1.5 Fracture

Uneven, Subconchoidal, Gemstones (2009)

Not Available

1.6 Cleavage

Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°

Perfect on {010}

1.7 Mohs Hardness

6-75

2 10

1.8 Chemical Composition

LiAlSi₂O₆

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Spodumene and Ajoite Chemical Formula

While comparing Spodumene 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 Spodumene and Ajoite chemical formula.

Chemical formula of Spodumene- LiAlSi₂O₆
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Spodumene and Ajoite Specific Gravity

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