Ajoite and Powellite Physical Properties

Ajoite

Powellite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.964.23

1 7.18

1.5 Fracture

Not Available

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Perfect on {010}

{111} Distinct

1.7 Mohs Hardness

53.5-4

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Ajoite and Powellite Chemical Formula

While comparing Ajoite and Powellite 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 Powellite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Ajoite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ajoite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ajoite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Ajoite is 4.23 whereas that of Powellite is 4.23.