Pectolite and Pyrophyllite Physical Properties

Pectolite

Pyrophyllite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.74-2.902.65-2.90

1 7.18

1.5 Fracture

Uneven, Gemstones (2009), Splintery

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

Perfect on {100} and {001}

{001} Perfect

1.7 Mohs Hardness

4.5-5Not Available

2 10

1.8 Chemical Composition

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

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

Pectolite and Pyrophyllite Chemical Formula

While comparing Pectolite 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 Pectolite and Pyrophyllite chemical formula.

Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Pectolite Vs Phosphosiderite

Pectolite Vs Phosphophyllite

Pectolite Vs Pleonaste

Pectolite and Pyrophyllite Specific Gravity

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