×

Biotite
Biotite

Hematite
Hematite



ADD
Compare
X
Biotite
X
Hematite

Biotite and Hematite Physical Properties

Add ⊕
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.7-3.3
Uneven, Even
Perfect on the {001}
2.5-3.0
K(Mg,Fe++)3[AlSi3O10(OH,F)2
 
Brittle
-
-
5.00-5.30
Uneven, ConchoidalWalter Schumann, Conchoidal
None, may show partings on {0001} and {10 1 1}
6
Fe 2O 3Arthur Thomas , Gemstones (2009)

Biotite and Hematite Chemical Formula

While comparing Biotite and Hematite 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 Biotite and Hematite chemical formula.

    >>

Biotite and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Biotite and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Biotite Vs Hematite during the identification of gemstone. Specific gravity of Biotite is whereas that of Hematite is .