Ajoite and Vivianite Physical Properties

Ajoite

Vivianite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Decomposed by acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.962.64-2.70

1 7.18

1.5 Fracture

Not Available

(e.g. graphite).

1.6 Cleavage

Perfect on {010}

{010} Perfect

1.7 Mohs Hardness

5Not Available

2 10

1.8 Chemical Composition

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

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

Ajoite and Vivianite Chemical Formula

While comparing Ajoite 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 Ajoite and Vivianite chemical formula.

Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)
Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Ajoite and Vivianite Specific Gravity

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