Sulphur and Diamond Optical Properties

Sulphur

Diamond

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1 Optical Properties

1.1 Luster

Not Available

Adamantine

1.2 Pleochroism

Not Available

None

1.3 Dispersion

NA0.04

0.007 1

1.4 Transparency

TranslucentWalter Schumann, Gemstones of the world (2001)

Transparent, Translucent, Transparent to opaque

1.5 Refractive Index

1.958-2.2452.417-2.419

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

cubic

1.8 Birefringence

0.291Not Available

0 0.296

1.9 Clarity

TranslucentWalter Schumann

Transparent

Sulphur and Diamond Optic Character

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

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Sulphur and Diamond Transparency

Similar to their colors, Sulphur and Diamond 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.