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Hematite
Hematite

Grandidierite
Grandidierite



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Hematite
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Grandidierite

Hematite and Grandidierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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)
 
-
-
-
2.85-3.00
Uneven
Perfect
7.5
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Hematite and Grandidierite Chemical Formula

While comparing Hematite and Grandidierite 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 Hematite and Grandidierite chemical formula.

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Hematite and Grandidierite Specific Gravity

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