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Orthoclase
Orthoclase
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Labradorite
Labradorite
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Orthoclase
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Labradorite

Orthoclase and Labradorite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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2.54-2.61
Uneven
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.
6
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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2.69-2.72
Uneven, Conchoidal
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
6-6.5
(Na,Ca)1-2Si3-2O8

Orthoclase and Labradorite Chemical Formula

While comparing Orthoclase and Labradorite 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 Orthoclase and Labradorite chemical formula.

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Orthoclase and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Orthoclase and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Orthoclase Vs Labradorite during the identification of gemstone. Specific gravity of Orthoclase is whereas that of Labradorite is .