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Ludlamite
Ludlamite

Wulfenite
Wulfenite



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Ludlamite
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Wulfenite

Ludlamite and Wulfenite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Adamantine, Resinous
1.2 Pleochroism
NilArthur Thomas
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.653-1.6932.280-2.405
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
tetragonal
1.8 Birefringence
0.038-0.0440.122
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Ludlamite and Wulfenite Optic Character

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

Ludlamite and Wulfenite Transparency

Similar to their colors, Ludlamite and Wulfenite 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, Ludlamite is Gemmological Tables (2004) More from other references while Ludlamite is Gemmological Tables (2004) More from other references in appearance.