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Alunite
Alunite

Citrine
Citrine



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Alunite
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Citrine

Alunite and Citrine Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.6-2.92.65
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven
ConchoidalMichael O’Donoghue, Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
1.6 Cleavage
On {0001}, perfect
Indiscernible
1.7 Mohs Hardness
3.5-47
Amber
2 10
1.8 Chemical Composition
KAl3(SO4)2(OH)6
SiO2

Alunite and Citrine Chemical Formula

While comparing Alunite and Citrine 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 Citrine chemical formula.

  • Chemical formula of Alunite- KAl3(SO4)2(OH)6
  • Chemical formula of Citrine- SiO2

Alunite and Citrine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alunite and Citrine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alunite and Citrine Optical Properties during the identification of gemstone. Specific gravity of Alunite is 2.65 whereas that of Citrine is 2.65.