Azurmalachite and Vivianite Physical Properties

Azurmalachite

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

3.70-3.952.64-2.70

1 7.18

1.5 Fracture

ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)

(e.g. graphite).

1.6 Cleavage

1,1 basal.

{010} Perfect

1.7 Mohs Hardness

3.5-4Not Available

2 10

1.8 Chemical Composition

(Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)

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

Azurmalachite and Vivianite Chemical Formula

While comparing Azurmalachite 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 Azurmalachite and Vivianite chemical formula.

Chemical formula of Azurmalachite- (Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Azurmalachite and Vivianite Specific Gravity

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