Amazonite and Chromite Physical Properties

Amazonite

Chromite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.574.5-4.8

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven

1.6 Cleavage

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

None, parting may develop along {111}

1.7 Mohs Hardness

6-6.55.5

2 10

1.8 Chemical Composition

KAlSi₃O₈

Fe++Cr2O4

Amazonite and Chromite Chemical Formula

While comparing Amazonite and Chromite 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 Chromite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Chromite- Fe++Cr2O4

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Amazonite and Chromite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Chromite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Chromite Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 4.5-4.8 whereas that of Chromite is 4.5-4.8.