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Pyrargyrite
Pyrargyrite

Dumortierite quartz
Dumortierite quartz



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Pyrargyrite
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Dumortierite quartz

Pyrargyrite and Dumortierite quartz 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
Not Available
1.5 Refractive Index
2.881-3.084Not Available
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
Not Available

Pyrargyrite and Dumortierite quartz Optic Character

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

Similar to their colors, Pyrargyrite and Dumortierite quartz 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.