Nepheline and Blue Beryl Maxixe Optical Properties

Nepheline

Blue Beryl Maxixe

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1 Optical Properties

1.1 Luster

Vitreous, Greasy

Not Available

1.2 Pleochroism

Not Available

Strong dichroism: blue to colourless\

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

Transparent

1.5 Refractive Index

1.529-1.5471.560-1.604

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Not Available

1.8 Birefringence

0.003-0.0040.003-0.010

0 0.296

1.9 Clarity

Transparent

Nepheline and Blue Beryl Maxixe Optic Character

Nepheline and Blue Beryl Maxixe optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Nepheline and Blue Beryl Maxixe 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 Nepheline and Blue Beryl Maxixe 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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Nepheline and Blue Beryl Maxixe Transparency

Similar to their colors, Nepheline and Blue Beryl Maxixe 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, Nepheline is Translucent and Transparent while Nepheline is Translucent and Transparent in appearance.