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Trapiche emerald and Holmquistite Optical Properties


Holmquistite and Trapiche emerald Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
Strong in shades of violet when dark-colored.Anthony et al   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Transparent   

Refractive Index
Not Available   
1.622-1.666   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma   

Birefringence
Not Available   
Not Available   

Clarity
Not Available   
Transparent   

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Trapiche emerald and Holmquistite Optic Character

Trapiche emerald and Holmquistite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Trapiche emerald and Holmquistite 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 Trapiche emerald and Holmquistite 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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Trapiche emerald and Holmquistite Transparency

Similar to their colors, Trapiche emerald and Holmquistite 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, Trapiche emerald is Not Available while Trapiche emerald is Not Available in appearance.

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