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Hackmanite and Anorthoclase Optical Properties


Anorthoclase and Hackmanite Optical Properties


Optical Properties

Luster
Vitreous   
Vitreous, Pearly   

Pleochroism
Not Available   
WeakMichael O’Donoghue   

Dispersion
Not Available   
Not Available   

Transparency
Gemmological Tables (2004)   
Translucent   

Refractive Index
1.483-1.487   
1.518-1.534   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: C1   

Birefringence
Not Available   
0.006-0.008   

Clarity
Transparent   
Translucent   

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Hackmanite and Anorthoclase Optic Character

Hackmanite and Anorthoclase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Hackmanite and Anorthoclase 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 Hackmanite 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.

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Hackmanite and Anorthoclase Transparency

Similar to their colors, Hackmanite 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, Hackmanite is Gemmological Tables (2004) while Hackmanite is Gemmological Tables (2004) in appearance.

Semi Precious

Semi Precious


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