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Pleonaste
Pleonaste

Rossmanite
Rossmanite



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Pleonaste
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Rossmanite

Pleonaste and Rossmanite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
TransparentWebmineral.com, Mineralogy Database (2012)
1.5 Refractive Index
1.7801.624-1.645
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.021
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004)
TransparentWebmineral.com

Pleonaste and Rossmanite Optic Character

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

Pleonaste and Rossmanite Transparency

Similar to their colors, Pleonaste and Rossmanite 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, Pleonaste is Gemmological Tables (2004) while Pleonaste is Gemmological Tables (2004) in appearance.