Thomsonite and Pyrophyllite Physical Properties

Thomsonite

Pyrophyllite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.25-2.402.65-2.90

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

perfect on {010}; good on {100}

{001} Perfect

1.7 Mohs Hardness

5-5.5Not Available

2 10

1.8 Chemical Composition

NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Thomsonite and Pyrophyllite Chemical Formula

While comparing Thomsonite 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 Thomsonite and Pyrophyllite chemical formula.

Chemical formula of Thomsonite- NaCa 2Al 5Si 5O 20 · 6H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Thomsonite and Pyrophyllite Specific Gravity

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