Barite and Vivianite Physical Properties

Barite

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

4.482.64-2.70

1 7.18

1.5 Fracture

Uneven

(e.g. graphite).

1.6 Cleavage

{010} Perfect, {210} Perfect, {010} Imperfect

{010} Perfect

1.7 Mohs Hardness

3-3.5Not Available

2 10

1.8 Chemical Composition

BaSO4

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

Barite and Vivianite Chemical Formula

While comparing Barite 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 Barite and Vivianite chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Barite and Vivianite Specific Gravity

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