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Fibrolite
Fibrolite

Boulder Opal
Boulder Opal



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Fibrolite
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Boulder Opal

Fibrolite and Boulder Opal Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
DistinctArthur Thomas
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
0.02
Rank: 24 (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
1.658-1.678
1.370-1.470
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available
Not Available
1.9 Clarity
Transparent
Transparent

Fibrolite and Boulder Opal Optic Character

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

Similar to their colors, Fibrolite and Boulder Opal 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.