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Blue John
Blue John

Wavellite
Wavellite



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Blue John
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Wavellite

Blue John and Wavellite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Resinous, Pearly
1.2 Pleochroism
Not Available
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gems
1.5 Refractive Index
1.432-1.4361.518-1.561
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.025
Achroite
0 0.296
1.9 Clarity
Transparent
Gems

Blue John and Wavellite Optic Character

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

Blue John and Wavellite Transparency

Similar to their colors, Blue John and Wavellite 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, Blue John is Transparent while Blue John is Transparent in appearance.