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Cacoxenite
Cacoxenite

Ludlamite
Ludlamite



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Cacoxenite
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Ludlamite

Cacoxenite and Ludlamite Optical Properties

1 Optical Properties
1.1 Luster
Silky
Vitreous, Pearly
1.2 Pleochroism
visible: O = Pale yellow E = Canary yellow to yellow orange
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.575-1.5851.653-1.693
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
monoclinic
1.8 Birefringence
Not Available0.038-0.044
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Cacoxenite and Ludlamite Optic Character

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

Similar to their colors, Cacoxenite and Ludlamite 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.