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Clinohumite
Clinohumite

Hibonite
Hibonite



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Clinohumite and Hibonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Resinous
Vitreous
1.2 Pleochroism
Colorless
O = brownish gray; E = gray
1.3 Dispersion
Albite Optical ..
0.02
Rank: 17 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Translucent
Handbook of mineralogy (2001)
1.5 Refractive Index
1.623-1.728
1.79-1.807
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.028
Not Available
1.9 Clarity
Transparent
Handbook of mineralogy (2001)

Clinohumite and Hibonite Optic Character

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

Clinohumite and Hibonite Transparency

Similar to their colors, Clinohumite and Hibonite 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, Clinohumite is Translucent and Transparent while Clinohumite is Translucent and Transparent in appearance.