Sulphur and Shattuckite Optical Properties

Sulphur

Shattuckite

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1 Optical Properties

1.1 Luster

Not Available

Silky

1.2 Pleochroism

Not Available

X = very pale blue; Y = pale blue; Z = deep blue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

TranslucentWalter Schumann, Gemstones of the world (2001)

Translucent

1.5 Refractive Index

1.958-2.2451.752-1.815

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

0.2910.063

0 0.296

1.9 Clarity

TranslucentWalter Schumann

Translucent

Sulphur and Shattuckite Optic Character

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

Similar to their colors, Sulphur and Shattuckite 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.