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Cacoxenite
Cacoxenite

Heliotrope
Heliotrope



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Cacoxenite
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Heliotrope

Cacoxenite and Heliotrope Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous
1.2 Pleochroism
visible: O = Pale yellow E = Canary yellow to yellow orange
Not Available
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
Not Available
1.5 Refractive Index
1.575-1.585
1.53-1.54
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Trigonal
1.8 Birefringence
Not Available
0.004
1.9 Clarity
Not Available
Not Available

Cacoxenite and Heliotrope Optic Character

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

Cacoxenite and Heliotrope Transparency

Similar to their colors, Cacoxenite and Heliotrope 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, Cacoxenite is Not Available while Cacoxenite is Not Available in appearance.