Amazonite and Vivianite Physical Properties

Amazonite

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

2.55-2.572.64-2.70

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

(e.g. graphite).

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

{010} Perfect

1.7 Mohs Hardness

6-6.5Not Available

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Vivianite Chemical Formula

While comparing Amazonite 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 Amazonite and Vivianite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

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Amazonite and Vivianite Specific Gravity

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