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Spodumene
Spodumene

Anhydrite
Anhydrite



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Spodumene
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Anhydrite

Spodumene and Anhydrite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Pearly, Greasy
1.2 Pleochroism
Strong in kunzite: α-purple
For violet varieties
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.657-1.6811.570-1.614
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.014-0.0180.042-0.044
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Spodumene and Anhydrite Optic Character

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

Spodumene and Anhydrite Transparency

Similar to their colors, Spodumene 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, Spodumene is Transparent while Spodumene is Transparent in appearance.