×

Kornerupine
Kornerupine

Dravite
Dravite



ADD
Compare
X
Kornerupine
X
Dravite

Kornerupine and Dravite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
X = colorless to green; Y = colorless
0.02
-
1.660-1.685
-
Orthorhombic
0.012-0.017
TransparentUlrich Henn and Claudio C. Milisenda
 
Vitreous
Very strong: pale yellow colorless
0.02
Transparent
1.614-1.666
-
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
0.014-0.032
Transparent

Kornerupine and Dravite Optic Character

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

Kornerupine and Dravite Transparency

Similar to their colors, Kornerupine and Dravite 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, Kornerupine is while Kornerupine is in appearance.