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Pyrophyllite
Pyrophyllite

Ametrine
Ametrine



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Pyrophyllite
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Ametrine

Pyrophyllite and Ametrine Optical Properties

1 Optical Properties
1.1 Luster
Pearly
Vitreous
1.2 Pleochroism
NilArthur Thomas
Not Available
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
1.534-1.6011.544-1.553
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Trigonal
1.8 Birefringence
0.0500.009
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Pyrophyllite and Ametrine Optic Character

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

Similar to their colors, Pyrophyllite and Ametrine 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.