Chromite and Augite Physical Properties

Chromite

Augite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.5-4.83.19-3.56

1 7.18

1.5 Fracture

Uneven

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

None, parting may develop along {111}

{110} Perfect, {010} Indistinct

1.7 Mohs Hardness

5.55.5-6

2 10

1.8 Chemical Composition

Fe++Cr2O4

(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

Chromite and Augite Chemical Formula

While comparing Chromite and Augite 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 Augite chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Augite- (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

Chromite Vs Kainite

Chromite Vs Kutnohorite

Chromite Vs Radiolarite

Chromite and Augite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chromite and Augite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chromite and Augite Optical Properties during the identification of gemstone. Specific gravity of Chromite is 3.19-3.56 whereas that of Augite is 3.19-3.56.