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Rhodolite
Rhodolite

Pyrophyllite
Pyrophyllite



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Rhodolite
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Pyrophyllite

Rhodolite and Pyrophyllite Optical Properties

1 Optical Properties
1.1 Luster
Greasy, Vitreous
Pearly
1.2 Pleochroism
None
NilArthur Thomas
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Translucent
1.5 Refractive Index
1.7601.534-1.601
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
cubic
Not Available
1.8 Birefringence
0.010-0.0140.050
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Rhodolite and Pyrophyllite Optic Character

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

Rhodolite and Pyrophyllite Transparency

Similar to their colors, Rhodolite and Pyrophyllite 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, Rhodolite is Gemmological Tables (2004) while Rhodolite is Gemmological Tables (2004) in appearance.