Nosean and Anhydrite Optical Properties

Nosean

Anhydrite

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1 Optical Properties

1.1 Luster

Not Available

Pearly, Greasy

1.2 Pleochroism

Not Available

For violet varieties

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

Transparent

1.5 Refractive Index

Not Available1.570-1.614

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

Not Available0.042-0.044

0 0.296

1.9 Clarity

Transparent

Nosean and Anhydrite Optic Character

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

Compare Blue Gemstones

Nosean Vs Phosphosiderite

Nosean Vs Powellite

Nosean Vs Pleonaste

Nosean and Anhydrite Transparency

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