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Flint
Flint

Ettringite
Ettringite



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Flint
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Ettringite

Flint and Ettringite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
Uneven
None
-9999
SiO2
 
-
Partially soluble in water
-
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)

Flint and Ettringite Chemical Formula

While comparing Flint 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 Flint and Ettringite chemical formula.

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Flint and Ettringite Specific Gravity

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