Abalone and Variscite Optical Properties
Luster
Not Available
Vitreous, Waxy
Pleochroism
Not Available
MissingWalter Schumann
Dispersion
Not Available
Not Available
Transparency
Not Available
Translucent, Opaque . May be translucent when backlit on the edges.
Refractive Index
Not Available
1.560-1.594
Optic Character
Not Available
Not Available
Crystal System
Not Available
Orthorhombic
Birefringence
Not Available
0.031
Clarity
Translucent
Translucent
Abalone and Variscite Optic Character
Abalone and Variscite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Abalone 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 Abalone 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.
Abalone and Variscite Transparency
Similar to their colors, Abalone 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, Abalone is Not Available while Abalone is Not Available in appearance.