Chromite and Moonstone Physical Properties

Chromite

Moonstone

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

4.5-4.82.56-2.60

1 7.18

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Fracture

Uneven

Uneven, ConchoidalWalter Schumann

Cleavage

None, parting may develop along {111}

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

Mohs Hardness

5.56-6.5

2 10

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Chemical Composition

Fe++Cr2O4

Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

Chromite and Moonstone Chemical Formula

While comparing Chromite and Moonstone 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 Moonstone chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

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Chromite and Moonstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Moonstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Moonstone Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.56-2.60 whereas that of Moonstone is 2.56-2.60.