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Realgar
Realgar

Pezzottaite
Pezzottaite



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Realgar
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Pezzottaite

Realgar and Pezzottaite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Nearly colorless to pale golden yellowAnthony et al
Moderate dichroic
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Transparent
1.5 Refractive Index
2.538-2.7041.598-1.620
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.1660.008-0.011
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Realgar and Pezzottaite Optic Character

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

Realgar and Pezzottaite Transparency

Similar to their colors, Realgar and Pezzottaite 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, Realgar is Gems while Realgar is Gems in appearance.