×

Anhydrite
Anhydrite

Yttrium Aluminium Garnet
Yttrium Aluminium Garnet



ADD
Compare
X
Anhydrite
X
Yttrium Aluminium Garnet

Anhydrite and Yttrium Aluminium Garnet Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Greasy
Not Available
1.2 Pleochroism
For violet varieties
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004)
1.5 Refractive Index
1.570-1.6141.833
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.042-0.044Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Anhydrite and Yttrium Aluminium Garnet Optic Character

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

Anhydrite and Yttrium Aluminium Garnet Transparency

Similar to their colors, Anhydrite and Yttrium Aluminium Garnet 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.