Malachite and Chromite Physical Properties

Malachite

Chromite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-4.104.5-4.8

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

Uneven

1.6 Cleavage

Perfect on { 2 01} fair on {010}

None, parting may develop along {111}

1.7 Mohs Hardness

3.5-45.5

2 10

1.8 Chemical Composition

Cu₂CO₃(OH)₂

Fe++Cr2O4

Malachite and Chromite Chemical Formula

While comparing Malachite 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 Malachite and Chromite chemical formula.

Chemical formula of Malachite- Cu₂CO₃(OH)₂
Chemical formula of Chromite- Fe++Cr2O4

Compare Gems for Scorpio

Malachite Vs Alexandrite

Malachite Vs Rhodochrosite

Malachite Vs Unakite

Malachite and Chromite Specific Gravity

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