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Almandine
Almandine

Johachidolite
Johachidolite



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Almandine
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Johachidolite

Almandine and Johachidolite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.95-4.303.45
Amber
1 7.18
1.5 Fracture
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Not Available
1.6 Cleavage
none
None
1.7 Mohs Hardness
7-7.57.5
Amber
2 10
1.8 Chemical Composition
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
CaAlB 3O 7Michael O’Donoghue , Gems, Sixth Edition (2006)

Almandine and Johachidolite Chemical Formula

While comparing Almandine and Johachidolite 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 Almandine and Johachidolite chemical formula.

  • Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
  • Chemical formula of Johachidolite- CaAlB 3O 7Michael O’Donoghue , Gems, Sixth Edition (2006)

Almandine and Johachidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Almandine and Johachidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine and Johachidolite Optical Properties during the identification of gemstone. Specific gravity of Almandine is 3.45 whereas that of Johachidolite is 3.45.