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Riebeckite
Riebeckite

Petoskey Stone
Petoskey Stone



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Riebeckite
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Petoskey Stone

Riebeckite and Petoskey Stone Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky
Not Available
1.2 Pleochroism
X = blue
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Not Available
1.5 Refractive Index
1.680-1.698Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.005-0.008Not Available
Achroite
0 0.296
1.9 Clarity
Not Available
Not Available

Riebeckite and Petoskey Stone Optic Character

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

Riebeckite and Petoskey Stone Transparency

Similar to their colors, Riebeckite and Petoskey Stone 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, Riebeckite is Not Available while Riebeckite is Not Available in appearance.