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Hurlbutite
Hurlbutite

Pyrargyrite
Pyrargyrite



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Hurlbutite
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Pyrargyrite

Hurlbutite and Pyrargyrite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Adamantine
1.2 Pleochroism
Not Available
Distinct
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Translucent
1.5 Refractive Index
1.595-1.6042.881-3.084
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Trigonal
1.8 Birefringence
0.0090.203
Achroite
0 0.296
1.9 Clarity
Transparent
Translucent

Hurlbutite and Pyrargyrite Optic Character

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

Hurlbutite and Pyrargyrite Transparency

Similar to their colors, Hurlbutite and Pyrargyrite 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, Hurlbutite is Transparent while Hurlbutite is Transparent in appearance.