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Fibrolite
Fibrolite

Riebeckite
Riebeckite



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Fibrolite
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Riebeckite

Fibrolite and Riebeckite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Silky
1.2 Pleochroism
DistinctArthur Thomas
X = blue
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Not Available
1.5 Refractive Index
1.658-1.6781.680-1.698
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
monoclinic
1.8 Birefringence
Not Available0.005-0.008
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Fibrolite and Riebeckite Optic Character

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

Fibrolite and Riebeckite Transparency

Similar to their colors, Fibrolite and Riebeckite 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, Fibrolite is Transparent while Fibrolite is Transparent in appearance.