Esperite and Rhodolite Optical Properties

Esperite

Rhodolite

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1 Optical Properties

1.1 Luster

Vitreous

Greasy, Vitreous

1.2 Pleochroism

colorless.

None

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

OpaqueAnthony et al, Opaque, Transparent

Gemmological Tables (2004)

1.5 Refractive Index

1.760-1.7741.760

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

cubic

1.8 Birefringence

0.0120.010-0.014

0 0.296

1.9 Clarity

OpaqueAnthony et al

TransparentUlrich Henn and Claudio C. Milisenda

Esperite and Rhodolite Optic Character

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

Similar to their colors, Esperite and Rhodolite 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, Esperite is Opaque, OpaqueAnthony et al and Transparent while Esperite is Opaque, OpaqueAnthony et al and Transparent in appearance.