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Pyrargyrite
Pyrargyrite

Augite
Augite



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Pyrargyrite
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Augite

Pyrargyrite and Augite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Vitreous, Resinous
1.2 Pleochroism
Distinct
Pale green
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
2.881-3.0841.671-1.774
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
1.8 Birefringence
0.203Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Pyrargyrite and Augite Optic Character

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

Similar to their colors, Pyrargyrite and Augite 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.