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Carnelian
Carnelian

Hematite
Hematite



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Carnelian
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Hematite

Carnelian and Hematite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.58-2.64
Uneven, Splintery, Conchoidal
Absent
6.5-7
SiO2
 
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)

Carnelian and Hematite Chemical Formula

While comparing Carnelian 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 Carnelian and Hematite chemical formula.

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Carnelian and Hematite Specific Gravity

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