Crocoite and Riesling Beryl Optical Properties

Crocoite

Riesling Beryl

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1 Optical Properties

1.1 Luster

Adamantine

Not Available

1.2 Pleochroism

Distinctly trichroic

Strongly dichroicMartin H. Read

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

Transparent

Not Available

1.5 Refractive Index

2.31-2.661.59

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n

Not Available

1.8 Birefringence

Not Available0.004-0.010

0 0.296

1.9 Clarity

Transparent

Not Available

Crocoite and Riesling Beryl Optic Character

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

Similar to their colors, Crocoite and Riesling Beryl 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, Crocoite is Transparent while Crocoite is Transparent in appearance.