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Bornite
Bornite

Lepidocrocite
Lepidocrocite



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Bornite
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Lepidocrocite

Bornite and Lepidocrocite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

-
-

Durability

-
-

Specific Gravity

5.06-5.084
1 7.18
👆🏻

Fracture

Uneven, Subconchoidal, Conchoidal
Uneven

Cleavage

Poor on [111].
{010} Perfect

Mohs Hardness

3-3.255
2 10
👆🏻

Chemical Composition

Cu5FeS4
FeO(OH)

Bornite and Lepidocrocite Chemical Formula

While comparing Bornite and Lepidocrocite 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 Bornite and Lepidocrocite chemical formula.

  • Chemical formula of Bornite- Cu5FeS4
  • Chemical formula of Lepidocrocite- FeO(OH)

Bornite and Lepidocrocite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bornite and Lepidocrocite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bornite and Lepidocrocite Optical Properties during the identification of gemstone. Specific gravity of Bornite is 4 whereas that of Lepidocrocite is 4.