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Cacoxenite
Cacoxenite

Hollandite
Hollandite



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Cacoxenite
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Hollandite

Cacoxenite and Hollandite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Not Available
1.2 Pleochroism
visible: O = Pale yellow E = Canary yellow to yellow orange
Weak.
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Not Available
1.5 Refractive Index
1.575-1.585Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
monoclinic
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Not Available
Not Available

Cacoxenite and Hollandite Optic Character

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

Similar to their colors, Cacoxenite and Hollandite 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.