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Anhydrite
Anhydrite

Chrysoberyl
Chrysoberyl



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Anhydrite
X
Chrysoberyl

Anhydrite and Chrysoberyl Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Greasy
Vitreous
1.2 Pleochroism
For violet varieties
X = red; Y = yellow-orange; Z = emerald-green
1.3 Dispersion
0.010.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.570-1.6141.746-1.763
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Orthorhombic
Orthorhombic
1.8 Birefringence
0.042-0.0440.007-0.013
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Anhydrite and Chrysoberyl Optic Character

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

Anhydrite and Chrysoberyl Transparency

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