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Arfvedsonite
Arfvedsonite

Hibonite
Hibonite



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Arfvedsonite
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Hibonite

Arfvedsonite and Hibonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Strong: Blue-greens
O = brownish gray; E = gray
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Handbook of mineralogy (2001)
1.5 Refractive Index
1.652-1.6991.79-1.807
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Not Available
Handbook of mineralogy (2001)

Arfvedsonite and Hibonite Optic Character

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

Arfvedsonite and Hibonite Transparency

Similar to their colors, Arfvedsonite 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, Arfvedsonite is Not Available while Arfvedsonite is Not Available in appearance.