Microcline and Anorthite Physical Properties

Microcline

Anorthite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.632.77

1 7.18

1.5 Fracture

Uneven, Uneven, Gems

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

{001} Perfect, {010} Good

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

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

KAlSi 3O 8Arthur Thomas , Gemstones (2009)

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

Microcline and Anorthite Chemical Formula

While comparing Microcline and Anorthite 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 Microcline and Anorthite chemical formula.

Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Microcline Vs Padparadscha

Microcline Vs Pearl

Microcline Vs Papagoite

Microcline and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Microcline and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Microcline and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Microcline is 2.77 whereas that of Anorthite is 2.77.