Pyrophyllite and Rubellite Tourmaline Physical Properties

Pyrophyllite

Rubellite Tourmaline

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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

2.65-2.90Not Available

1 7.18

1.5 Fracture

Gemstones (2009), Flexible Flexible fragments.

Not Available

1.6 Cleavage

{001} Perfect

None

1.7 Mohs Hardness

Not Available2.5-3

2 10

1.8 Chemical Composition

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

Pyrophyllite and Rubellite Tourmaline Chemical Formula

While comparing Pyrophyllite and Rubellite Tourmaline 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 Pyrophyllite and Rubellite Tourmaline chemical formula.

Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rubellite Tourmaline- Ag

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Pyrophyllite and Rubellite Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Rubellite Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite and Rubellite Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Pyrophyllite is Not Available whereas that of Rubellite Tourmaline is Not Available.