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Precious coral
Precious coral

Hematite
Hematite



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Precious coral
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Hematite

Precious coral and Hematite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
3.5
CaCO3
 
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)

Precious coral and Hematite Chemical Formula

While comparing Precious coral 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 Precious coral and Hematite chemical formula.

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Precious coral and Hematite Specific Gravity

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