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Rubellite
Rubellite

Calcite
Calcite



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Rubellite
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Calcite

Rubellite and Calcite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly
1.2 Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
NilArthur Thomas
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Transparent, Translucent
1.5 Refractive Index
1.614-1.6661.486-1.658
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.014-0.0400.154-0.174
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Rubellite and Calcite Optic Character

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

Rubellite and Calcite Transparency

Similar to their colors, Rubellite and Calcite 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, Rubellite is Translucent and Transparent while Rubellite is Translucent and Transparent in appearance.