Blue Beryl Maxixe and Sillimanite Optical Properties

Blue Beryl Maxixe

Sillimanite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous, Subadamantine, Silky

1.2 Pleochroism

Strong dichroism: blue to colourless\

Colourless to pale brown to yellow

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Transparent, Translucent

1.5 Refractive Index

1.560-1.6041.653-1.685

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

0.003-0.0100.020-0.022

0 0.296

1.9 Clarity

Transparent

Blue Beryl Maxixe and Sillimanite Optic Character

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

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