Muscovite and Ettringite Physical Properties
Tenacity
Elastic
Not Available
Solubility
Not Available
Partially soluble in water
Durability
Not Available
Not Available
Specific Gravity
2.78-2.88
1.77
Fracture
Micaceous, Brittle
Not Available
Cleavage
Perfect on the {001}
Perfect on {10 1 0}
Chemical Composition
KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Muscovite and Ettringite Chemical Formula
While comparing Muscovite 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 Muscovite and Ettringite 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 Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Muscovite and Ettringite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Muscovite and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Muscovite and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Muscovite is 1.77 whereas that of Ettringite is 1.77.