Chromite and Prasiolite Physical Properties

Chromite

Prasiolite

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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

1 7.18

1.5 Fracture

Uneven

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None, parting may develop along {111}

3,1

1.7 Mohs Hardness

5.57

2 10

1.8 Chemical Composition

Fe++Cr2O4

SiO 2Ulrich Henn and Claudio C.

Chromite and Prasiolite Chemical Formula

While comparing Chromite and Prasiolite 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 Prasiolite chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.

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Chromite and Prasiolite Specific Gravity

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