Aegirine and Vivianite Physical Properties

Aegirine

Vivianite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.50-3.602.64-2.70

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

(e.g. graphite).

1.6 Cleavage

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

{010} Perfect

1.7 Mohs Hardness

6Not Available

2 10

1.8 Chemical Composition

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

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

Aegirine and Vivianite Chemical Formula

While comparing Aegirine 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 Aegirine and Vivianite chemical formula.

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Aegirine and Vivianite Specific Gravity

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