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Ettringite
Ettringite

Gyrolite
Gyrolite



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Ettringite
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Gyrolite

Ettringite and Gyrolite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
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)
 
Brittle
-
-
2.48
Uneven
Perfect on {001}
2
NaCa16Si23AlO60(OH)8•64(H2O)

Ettringite and Gyrolite Chemical Formula

While comparing Ettringite and Gyrolite 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 Ettringite and Gyrolite chemical formula.

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Ettringite and Gyrolite Specific Gravity

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