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Rhodochrosite
Rhodochrosite

Precious Opal
Precious Opal



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Rhodochrosite
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Precious Opal

Rhodochrosite and Precious Opal Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Weak
AbsentWalter Schumann
1.3 Dispersion
0.02None
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Opaque, Transparent to nearly opaque
Transparent, Translucent
1.5 Refractive Index
1.601.370-1.470
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
0.208-0.220Not Available
Achroite
0 0.296
1.9 Clarity
Transparent to nearly opaque
Transparent

Rhodochrosite and Precious Opal Optic Character

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

Rhodochrosite and Precious Opal Transparency

Similar to their colors, Rhodochrosite and Precious Opal 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.