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Scheelite
Scheelite

Titanite
Titanite



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Scheelite
X
Titanite

Scheelite and Titanite Optical Properties

Optical Properties

Luster

Vitreous, Adamantine
Subadamantine, Resinous

Pleochroism

Definite dichoric in yellow (yellow to orange-brown)
Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange

Dispersion

0.040.05
0.005 1
👆🏻

Transparency

Translucent, Transparent
-

Refractive Index

1.918-1.9361.885-1.990
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
monoclinic

Birefringence

0.0160.105-0.135
0 0.296
👆🏻

Clarity

Translucent
-

Scheelite and Titanite Optic Character

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

Scheelite and Titanite Transparency

Similar to their colors, Scheelite and Titanite 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, Scheelite is Translucent and Transparent while Scheelite is Translucent and Transparent in appearance.