×

Stolzite
Stolzite

Danburite
Danburite



ADD
Compare
X
Stolzite
X
Danburite

Stolzite and Danburite Optical Properties

Optical Properties

Luster

Resinous, Subadamantine
Vitreous, Greasy

Pleochroism

-
Weak: pale yellow yellow

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

2.180-2.1901.627-1.639
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

tetragonal
Orthorhombic

Birefringence

0.0900.006
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Stolzite and Danburite Optic Character

Stolzite and Danburite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Stolzite and Danburite 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 Stolzite and Danburite 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. Danburite has Biaxial/+ character.

Stolzite and Danburite Transparency

Similar to their colors, Stolzite and Danburite 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, Stolzite is while Stolzite is in appearance.