Euclase and Vivianite Physical Properties

Euclase

Vivianite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.08-3.122.64-2.70

1 7.18

1.5 Fracture

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle, Metallic

(e.g. graphite).

1.6 Cleavage

{010} Perfect

1.7 Mohs Hardness

7.5Not Available

2 10

1.8 Chemical Composition

BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Euclase and Vivianite Chemical Formula

While comparing Euclase 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 Euclase and Vivianite chemical formula.

Chemical formula of Euclase- BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Euclase and Vivianite Specific Gravity

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