Anhydrite and Scorzalite Optical Properties

Anhydrite

Scorzalite

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1 Optical Properties

1.1 Luster

Pearly, Greasy

Not Available

1.2 Pleochroism

For violet varieties

Colorless blueAnthony et al

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Transparent

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.570-1.6141.639-1.680

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

0.042-0.0440.041

0 0.296

1.9 Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Anhydrite and Scorzalite Optic Character

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

Similar to their colors, Anhydrite and Scorzalite 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, Anhydrite is Transparent while Anhydrite is Transparent in appearance.