Chrysoberyl and Anhydrite Optical Properties

Chrysoberyl

Anhydrite

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

Pearly, Greasy

1.2 Pleochroism

X = red; Y = yellow-orange; Z = emerald-green

For violet varieties

1.3 Dispersion

Albite Optical ..

⊕

▶

▼

0.02

Rank: 24 (Overall)▶

0.01

Rank: 27 (Overall)▶

▲

Fluorite Optical Properties

⊕

▶

0.044 (Anglesite Opt..)

◀ ▶ ADD ⊕

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Transparent

1.5 Refractive Index

1.746-1.763

1.570-1.614

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Orthorhombic

1.8 Birefringence

0.007-0.013

0.042-0.044

1.9 Clarity

Transparent

Chrysoberyl and Anhydrite Optic Character

Chrysoberyl and Anhydrite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrysoberyl and Anhydrite 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 Chrysoberyl and Anhydrite 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. Chrysoberyl has Biaxial/+ character.

Compare Green Gemstones

Chrysoberyl Vs Common Opal

Chrysoberyl Vs Datolite

Chrysoberyl Vs Dallasite

Chrysoberyl and Anhydrite Transparency

Similar to their colors, Chrysoberyl and Anhydrite 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, Chrysoberyl is Translucent, Transparent and Transparent to translucent while Chrysoberyl is Translucent, Transparent and Transparent to translucent in appearance.