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Dumortierite quartz
Dumortierite quartz

Ettringite
Ettringite



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Dumortierite quartz
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Ettringite

Dumortierite quartz and Ettringite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
-
-9999
Al7BO3(SiO4)3O3
 
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Partially soluble in water
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1.77
-
Perfect on {10 1 0}
2-2.5
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Dumortierite quartz and Ettringite Chemical Formula

While comparing Dumortierite quartz and Ettringite 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 Dumortierite quartz and Ettringite chemical formula.

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Dumortierite quartz and Ettringite Specific Gravity

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