×

Prasiolite
Prasiolite

Realgar
Realgar



ADD
Compare
X
Prasiolite
X
Realgar

Prasiolite and Realgar Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Very weak: light green pale greenWalter Schumann
Nearly colorless to pale golden yellowAnthony et al
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gems
1.5 Refractive Index
1.544-1.5532.538-2.704
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
0.0090.166
Achroite
0 0.296
1.9 Clarity
Transparent
Gems

Prasiolite and Realgar Optic Character

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

Prasiolite and Realgar Transparency

Similar to their colors, Prasiolite and Realgar 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, Prasiolite is Translucent and Transparent while Prasiolite is Translucent and Transparent in appearance.