Vlasovite and Vivianite Physical Properties

Vlasovite

Vivianite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Nearly insoluble in HCl and HNO₃

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.972.64-2.70

1 7.18

1.5 Fracture

Conchoidal, Brittle

(e.g. graphite).

1.6 Cleavage

Distinct on {010}

{010} Perfect

1.7 Mohs Hardness

6Not Available

2 10

1.8 Chemical Composition

Not Available

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

Vlasovite and Vivianite Chemical Formula

While comparing Vlasovite 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 Vlasovite and Vivianite chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Vlasovite and Vivianite Specific Gravity

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