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Pyrargyrite
Pyrargyrite

Lizardite
Lizardite



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Pyrargyrite
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Lizardite

Pyrargyrite and Lizardite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Not Available
1.2 Pleochroism
Distinct
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
TranslucentAnthony et al, Handbook of mineralogy (2001)
1.5 Refractive Index
2.881-3.0841.538-1.560
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
0.203Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
TranslucentAnthony et al

Pyrargyrite and Lizardite Optic Character

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

Pyrargyrite and Lizardite Transparency

Similar to their colors, Pyrargyrite and Lizardite 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, Pyrargyrite is Translucent while Pyrargyrite is Translucent in appearance.