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Pyrophyllite
Pyrophyllite

Ammolite
Ammolite



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Pyrophyllite
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Ammolite

Pyrophyllite and Ammolite Optical Properties

1 Optical Properties
1.1 Luster
Pearly
Silky, Vitreous
1.2 Pleochroism
NilArthur Thomas
None
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
1.534-1.6011.520-1.670
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.0500.135-0.145
Achroite
0 0.296
1.9 Clarity
Translucent
Not Available

Pyrophyllite and Ammolite Optic Character

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

Pyrophyllite and Ammolite Transparency

Similar to their colors, Pyrophyllite and Ammolite 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, Pyrophyllite is Translucent while Pyrophyllite is Translucent in appearance.