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Jadeite
Jadeite

Bastnasite
Bastnasite



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Jadeite
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Bastnasite

Jadeite and Bastnasite Optical Properties

1 Optical Properties
1.1 Luster
Pearly
Vitreous, Greasy, Pearly
1.2 Pleochroism
NilArthur Thomas
Faint
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.652-1.6881.717-1.722
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.013-0.0200.100
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Jadeite and Bastnasite Optic Character

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

Jadeite and Bastnasite Transparency

Similar to their colors, Jadeite and Bastnasite 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, Jadeite is Translucent while Jadeite is Translucent in appearance.