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Pleonaste
Pleonaste

Inderite
Inderite



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Pleonaste
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Inderite

Pleonaste and Inderite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly, Greasy
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Gemmological Tables (2004)
1.5 Refractive Index
1.7801.488-1.505
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Not Available
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
1.8 Birefringence
Not Available0.017
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004)
TransparentUlrich Henn and Claudio C. Milisenda

Pleonaste and Inderite Optic Character

Pleonaste and Inderite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Pleonaste and Inderite 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 Inderite 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. Inderite has Biaxial/+ character.

Pleonaste and Inderite Transparency

Similar to their colors, Pleonaste and Inderite 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.