Chromite and Chalcedony Physical Properties

Chromite

Chalcedony

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.5-4.82.55-2.70

1 7.18

1.5 Fracture

Uneven

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

1.6 Cleavage

None, parting may develop along {111}

Absent

1.7 Mohs Hardness

5.56.5-7

2 10

1.8 Chemical Composition

Fe++Cr2O4

SiO₂

Chromite and Chalcedony Chemical Formula

While comparing Chromite and Chalcedony 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 Chalcedony chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Chalcedony- SiO₂

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Chromite and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Chromite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.