Allanite and Blue Beryl Maxixe Optical Properties

Allanite

Blue Beryl Maxixe

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

Strong dichroism: blue to colourless\

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Transparent

1.5 Refractive Index

11.560-1.604

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

0.013-0.0360.003-0.010

0 0.296

1.9 Clarity

Not Available

Transparent

Allanite and Blue Beryl Maxixe Optic Character

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

Similar to their colors, Allanite 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, Allanite is Not Available while Allanite is Not Available in appearance.