Home
×

Anhydrite
Anhydrite

Pollucite
Pollucite



ADD
Compare
X
Anhydrite
X
Pollucite

Anhydrite and Pollucite Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Greasy
Vitreous, Greasy
1.2 Pleochroism
For violet varieties
Not Available
1.3 Dispersion
Albite Optical ..
0.01
Rank: 27 (Overall)
0.01
Rank: 26 (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
1.570-1.614
1.517-1.525
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Isometric
1.8 Birefringence
0.042-0.044
Not Available
1.9 Clarity
Transparent
Transparent

Anhydrite and Pollucite Optic Character

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

Similar to their colors, Anhydrite and Pollucite 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.