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Pyrophyllite
Pyrophyllite

Gaylussite
Gaylussite



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Pyrophyllite
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Gaylussite

Pyrophyllite and Gaylussite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
decomposes in water
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.65-2.901.93-1.99
Amber
1 7.18
1.5 Fracture
Gemstones (2009), Flexible Flexible fragments.
Conchoidal, Conchoidal, Brittle
1.6 Cleavage
{001} Perfect
perfect [110]
1.7 Mohs Hardness
Not Available2.5
Amber
2 10
1.8 Chemical Composition
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Na2Ca(CO3)2•5(H2O)

Pyrophyllite and Gaylussite Chemical Formula

While comparing Pyrophyllite and Gaylussite 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 Pyrophyllite and Gaylussite chemical formula.

  • Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Gaylussite- Na2Ca(CO3)2•5(H2O)

Pyrophyllite and Gaylussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Gaylussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite and Gaylussite Optical Properties during the identification of gemstone. Specific gravity of Pyrophyllite is 1.93-1.99 whereas that of Gaylussite is 1.93-1.99.