Actinolite and Pyrophyllite Physical Properties

Actinolite

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

3.002.65-2.90

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009), Splintery

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

perfect along {110}.

{001} Perfect

1.7 Mohs Hardness

5-6Not Available

2 10

1.8 Chemical Composition

Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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

Actinolite and Pyrophyllite Chemical Formula

While comparing Actinolite 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 Actinolite and Pyrophyllite chemical formula.

Chemical formula of Actinolite- Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Actinolite and Pyrophyllite Specific Gravity

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