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Albite
Albite

Anorthoclase
Anorthoclase



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Albite
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Anorthoclase

Albite and Anorthoclase Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous, Pearly
colorless.
1.00
Transparent, Translucent
1.525-1.542
-
Triclinic
0.008-0.011
Transparent
 
Vitreous, Pearly
-
0.01
Translucent
1.518-1.534
-
Triclinic Pinacoidal H-M Symbol (1) Space Group: P1
0.006-0.008
Translucent

Albite and Anorthoclase Optic Character

Albite and Anorthoclase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Albite Vs Anorthoclase like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Albite and Anorthoclase optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Albite and Anorthoclase Transparency

Similar to their colors, Albite and Anorthoclase transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Albite is while Albite is in appearance.