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Alabaster
Alabaster

Cordierite
Cordierite



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Alabaster
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Cordierite

Alabaster and Cordierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.30
-
None
2
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)
 
Brittle
-
-
2.57-2.66
Subconchoidal, Conchoidal
Fair on {100}, poor on {001} and {010}
7-7.5
Mg2Al4Si5O18

Alabaster and Cordierite Chemical Formula

While comparing Alabaster and Cordierite 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 Alabaster and Cordierite chemical formula.

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Alabaster and Cordierite Specific Gravity

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