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Vivianite
Vivianite

Axinite
Axinite



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Vivianite
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Axinite

Vivianite and Axinite Physical Properties

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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
2.64-2.703.26-3.36
Amber
1 7.18
1.5 Fracture
(e.g. graphite).
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
{010} Perfect
Good on {100}
1.7 Mohs Hardness
Not Available6.5-7
Amber
2 10
1.8 Chemical Composition
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Vivianite and Axinite Chemical Formula

While comparing Vivianite and Axinite 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 Vivianite and Axinite chemical formula.

  • Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
  • Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Vivianite and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Axinite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 3.26-3.36 whereas that of Axinite is 3.26-3.36.