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Ettringite
Ettringite

Prase
Prase



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Ettringite
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Prase

Ettringite and Prase Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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Partially soluble in water
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1.77
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Perfect on {10 1 0}
2-2.5
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
 
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-
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2.64-2.69
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None
7
SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Ettringite and Prase Chemical Formula

While comparing Ettringite and Prase 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 Prase chemical formula.

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Ettringite and Prase Specific Gravity

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