Alunite and Scorodite Physical Properties

Alunite

Scorodite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.6-2.9Not Available

1 7.18

1.5 Fracture

Conchoidal, Uneven

Sub-Conchoidal, Splintery

1.6 Cleavage

On {0001}, perfect

{201} Imperfect, {100} Poor, {001} Poor

1.7 Mohs Hardness

3.5-43.5-4

2 10

1.8 Chemical Composition

KAl3(SO4)2(OH)6

Not Available

Alunite and Scorodite Chemical Formula

While comparing Alunite and Scorodite 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 Alunite and Scorodite chemical formula.

Chemical formula of Alunite- KAl3(SO4)2(OH)6

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Alunite and Scorodite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alunite and Scorodite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alunite and Scorodite Optical Properties during the identification of gemstone. Specific gravity of Alunite is Not Available whereas that of Scorodite is Not Available.