×

Thaumasite
Thaumasite

Glaucophane
Glaucophane



ADD
Compare
X
Thaumasite
X
Glaucophane

Thaumasite and Glaucophane Optical Properties

Optical Properties

Luster

Vitreous, Silky
Vitreous, Pearly

Pleochroism

-
Strong

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.467-1.5051.606-1.637
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
monoclinic

Birefringence

0.038-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Thaumasite and Glaucophane Optic Character

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

Thaumasite and Glaucophane Transparency

Similar to their colors, Thaumasite and Glaucophane 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, Thaumasite is while Thaumasite is in appearance.