Rhodochrosite and Amazonite Optical Properties

Rhodochrosite

Amazonite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Weak

WeakMichael OâDonoghue

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent, Opaque, Transparent to nearly opaque

Translucent, Translucent to opaque

1.5 Refractive Index

1.601.522-1.530

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Triclinic

1.8 Birefringence

0.208-0.2200.008-0.010

0 0.296

1.9 Clarity

Transparent to nearly opaque

Translucent

Rhodochrosite and Amazonite Optic Character

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

Similar to their colors, Rhodochrosite and Amazonite 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, Rhodochrosite is Opaque, Transparent and Transparent to nearly opaque while Rhodochrosite is Opaque, Transparent and Transparent to nearly opaque in appearance.