Anorthite and Pyrophyllite Physical Properties

Anorthite

Pyrophyllite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.772.65-2.90

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

Perfect [001] good [010] poor [110]

{001} Perfect

1.7 Mohs Hardness

6-6.5Not Available

2 10

1.8 Chemical Composition

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Anorthite and Pyrophyllite Chemical Formula

While comparing Anorthite 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 Anorthite and Pyrophyllite chemical formula.

Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

Anorthite Vs Boulder Opal

Anorthite Vs Bloodstone Heliotrope

Anorthite Vs Blue John

Anorthite and Pyrophyllite Specific Gravity

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