Quartz and Chromite Physical Properties

Quartz

Chromite

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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

2.65

4.5-4.8

1.5 Fracture

Conchoidal, Conchoidal, Brittle, Gems

Uneven

1.6 Cleavage

{0110} Indistinct

None, parting may develop along {111}

1.7 Mohs Hardness

5.5

1.8 Chemical Composition

SiO₂

Fe++Cr2O4

Quartz and Chromite Chemical Formula

While comparing Quartz 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 Quartz and Chromite chemical formula.

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

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Quartz and Chromite Specific Gravity

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