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Sulphur
Sulphur

Scheelite
Scheelite



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Sulphur
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Scheelite

Sulphur and Scheelite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Vitreous, Adamantine
1.2 Pleochroism
Not Available
Definite dichoric in yellow (yellow to orange-brown)
1.3 Dispersion
NA0.04
Fluorite Optical Properties
0.007 1
1.4 Transparency
TranslucentWalter Schumann, Gemstones of the world (2001)
Translucent, Transparent
1.5 Refractive Index
1.958-2.2451.918-1.936
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
tetragonal
1.8 Birefringence
0.2910.016
Achroite
0 0.296
1.9 Clarity
TranslucentWalter Schumann
Translucent

Sulphur and Scheelite Optic Character

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

Sulphur and Scheelite Transparency

Similar to their colors, Sulphur and Scheelite 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, Sulphur is Gemstones of the world (2001) and TranslucentWalter Schumann while Sulphur is Gemstones of the world (2001) and TranslucentWalter Schumann in appearance.