Chromite and Andesine Physical Properties

Chromite

Andesine

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.5-4.82.65-2.69

1 7.18

1.5 Fracture

Uneven

Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

None, parting may develop along {111}

Perfect on {001}, good on {010}

1.7 Mohs Hardness

5.56-6.5

2 10

1.8 Chemical Composition

Fe++Cr2O4

(Na,Ca)Al_1-2Si_3-2O₈

Chromite and Andesine Chemical Formula

While comparing Chromite and Andesine 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 Chromite and Andesine chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈

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Chromite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.