Vivianite and Kurnakovite Physical Properties

Vivianite

Kurnakovite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.64-2.701.847-1.852

1 7.18

1.5 Fracture

(e.g. graphite).

Brittle, Conchoidal

1.6 Cleavage

{010} Perfect

Poor to indistinct on {010}

1.7 Mohs Hardness

Not Available2-3

2 10

1.8 Chemical Composition

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

Not Available

Vivianite and Kurnakovite Chemical Formula

While comparing Vivianite and Kurnakovite 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 Kurnakovite chemical formula.

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

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Vivianite and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vivianite and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vivianite and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Vivianite is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.