Muscovite and Pyrophyllite Physical Properties
Tenacity
Elastic
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.78-2.88
2.65-2.90
Fracture
Micaceous, Brittle
Gemstones (2009), Flexible Flexible fragments.
Cleavage
Perfect on the {001}
{001} Perfect
Mohs Hardness
2-3
Not Available
Chemical Composition
KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Muscovite and Pyrophyllite Chemical Formula
While comparing Muscovite and Pyrophyllite 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 Muscovite and Pyrophyllite chemical formula.
- Chemical formula of Muscovite- KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Muscovite and Pyrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Muscovite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Muscovite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Muscovite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.