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Schorl
Schorl

Vivianite
Vivianite



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Schorl
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Vivianite

Schorl and Vivianite 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
3.18-3.222.64-2.70
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
(e.g. graphite).
1.6 Cleavage
{1011} Indistinct
{010} Perfect
1.7 Mohs Hardness
Not AvailableNot Available
Amber
2 10
1.8 Chemical Composition
Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Schorl and Vivianite Chemical Formula

While comparing Schorl and Vivianite 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 Schorl and Vivianite chemical formula.

  • Chemical formula of Schorl- Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
  • Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Schorl and Vivianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Schorl and Vivianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Schorl and Vivianite Optical Properties during the identification of gemstone. Specific gravity of Schorl is 2.64-2.70 whereas that of Vivianite is 2.64-2.70.