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Dolomite
Dolomite

Hibonite
Hibonite



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Dolomite
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Hibonite

Dolomite and Hibonite Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous
1.2 Pleochroism
NilArthur Thomas
O = brownish gray; E = gray
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Handbook of mineralogy (2001)
1.5 Refractive Index
1.498-1.6811.79-1.807
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Hexagonal
1.8 Birefringence
0.179-0.181Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Handbook of mineralogy (2001)

Dolomite and Hibonite Optic Character

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

Dolomite and Hibonite Transparency

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