Wulfenite and Ajoite Physical Properties

Wulfenite

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.002.96

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Not Available

1.6 Cleavage

On {011}, distinct; on {001}, {013}, indistinct

Perfect on {010}

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

PbMoO 4Walter Schumann , Gemstones of the world (2001)

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Wulfenite and Ajoite Chemical Formula

While comparing Wulfenite 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 Wulfenite and Ajoite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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Wulfenite and Ajoite Specific Gravity

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