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Nickeline
Nickeline

Pyrophyllite
Pyrophyllite



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Nickeline
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Pyrophyllite

Nickeline and Pyrophyllite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available2.65-2.90
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven
Gemstones (2009), Flexible Flexible fragments.
1.6 Cleavage
{1010} Imperfect, {0001} Imperfect
{001} Perfect
1.7 Mohs Hardness
5-5.5Not Available
Amber
2 10
1.8 Chemical Composition
Not Available
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Nickeline and Pyrophyllite Chemical Formula

While comparing Nickeline 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 Nickeline and Pyrophyllite chemical formula.

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

Nickeline and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.