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Microcline and Esperite Optical Properties


Esperite and Microcline Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous   

Pleochroism
WeakMichael O’Donoghue   
colorless.   

Dispersion
Not Available   
Not Available   

Transparency
Translucent   
OpaqueAnthony et al, Opaque, Transparent   

Refractive Index
1.514-1.539   
1.760-1.774   

Optic Character
Not Available   
Not Available   

Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1   
monoclinic   

Birefringence
0.008-0.010   
0.012   

Clarity
Translucent   
OpaqueAnthony et al   

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<< Physical Properties

Microcline and Esperite Optic Character

Microcline and Esperite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Microcline and Esperite Physical Properties 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 Microcline and Esperite 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.

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Microcline and Esperite Transparency

Similar to their colors, Microcline and Esperite 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, Microcline is Translucent while Microcline is Translucent in appearance.

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