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Jeremejevite
Jeremejevite

Alunite
Alunite



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Jeremejevite
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Alunite

Jeremejevite and Alunite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.28-3.312.6-2.9
Amber
1 7.18
1.13 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Conchoidal, Uneven
1.14 Cleavage
None observed
On {0001}, perfect
1.15 Mohs Hardness
6.5-7.53.5-4
Amber
2 10
1.16 Chemical Composition
Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.
KAl3(SO4)2(OH)6

Jeremejevite and Alunite Chemical Formula

While comparing Jeremejevite 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 Jeremejevite and Alunite chemical formula.

  • Chemical formula of Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.
  • Chemical formula of Alunite- KAl3(SO4)2(OH)6

Jeremejevite and Alunite Specific Gravity

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