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Rubellite
Rubellite

Humite
Humite



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Rubellite
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Humite

Rubellite and Humite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
pale golden yellow or deep golden yellow.
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
2.8 Transparency
Transparent, Translucent
Transparent
2.9 Refractive Index
1.614-1.6661.607-1.675
Agate Opal
1 3.25
2.10 Optic Character
Not Available
Not Available
2.12 Crystal System
Not Available
Orthorhombic
3.2 Birefringence
0.014-0.040Not Available
Achroite
0 0.296
3.5 Clarity
Transparent
Transparent

Rubellite and Humite Optic Character

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

Similar to their colors, Rubellite and Humite 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.