Clintonite and Alunite Physical Properties

Clintonite

Alunite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.12.6-2.9

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

Conchoidal, Uneven

1.6 Cleavage

Perfect on {001}

On {0001}, perfect

1.7 Mohs Hardness

3.53.5-4

2 10

1.8 Chemical Composition

Ca(Mg,Al)3(Al3Si)O10(OH)2

KAl3(SO4)2(OH)6

Clintonite and Alunite Chemical Formula

While comparing Clintonite and Alunite 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 Clintonite and Alunite chemical formula.

Chemical formula of Clintonite- Ca(Mg,Al)3(Al3Si)O10(OH)2
Chemical formula of Alunite- KAl3(SO4)2(OH)6

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Clintonite and Alunite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Clintonite and Alunite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Clintonite and Alunite Optical Properties during the identification of gemstone. Specific gravity of Clintonite is 2.6-2.9 whereas that of Alunite is 2.6-2.9.