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London blue topaz
London blue topaz

Variscite
Variscite



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London blue topaz
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Variscite

London blue topaz and Variscite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Waxy
1.2 Pleochroism
Not Available
MissingWalter Schumann
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent, Opaque . May be translucent when backlit on the edges.
1.5 Refractive Index
Not Available1.560-1.594
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
Not Available0.031
Achroite
0 0.296
1.9 Clarity
Not Available
Translucent

London blue topaz and Variscite Optic Character

London blue topaz and Variscite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the London blue topaz and Variscite 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 London blue topaz and Variscite 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.

London blue topaz and Variscite Transparency

Similar to their colors, London blue topaz and Variscite 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, London blue topaz is Not Available while London blue topaz is Not Available in appearance.