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Scheelite
Scheelite

Antigorite
Antigorite



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Antigorite

Scheelite and Antigorite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine
Waxy, Silky, Resinous, Greasy
1.2 Pleochroism
Definite dichoric in yellow (yellow to orange-brown)
pale greenish yellow.
1.3 Dispersion
Albite Optical ..
0.04
Rank: 12 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Translucent, Transparent
Translucent
1.5 Refractive Index
1.918-1.936
1.530-1.575
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
1.8 Birefringence
0.016
Not Available
1.9 Clarity
Translucent
Translucent

Scheelite and Antigorite Optic Character

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

Similar to their colors, Scheelite and Antigorite 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.