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Selenite
Selenite

Spodumene
Spodumene



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Selenite
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Spodumene

Selenite and Spodumene Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Not Available
Strong in kunzite: α-purple
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
Not Available1.657-1.681
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
Not Available0.014-0.018
Achroite
0 0.296
1.9 Clarity
Transparent
Gems

Selenite and Spodumene Optic Character

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

Selenite and Spodumene Transparency

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