Chalcedony and Chromite Physical Properties

Chalcedony

Chromite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.704.5-4.8

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

Absent

None, parting may develop along {111}

1.7 Mohs Hardness

6.5-75.5

2 10

1.8 Chemical Composition

SiO₂

Fe++Cr2O4

Chalcedony and Chromite Chemical Formula

While comparing Chalcedony 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 Chalcedony and Chromite chemical formula.

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

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Chalcedony and Chromite Specific Gravity

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