×

Pyrrhotite
Pyrrhotite

Nephrite
Nephrite



ADD
Compare
X
Pyrrhotite
X
Nephrite

Pyrrhotite and Nephrite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Greasy
1.2 Pleochroism
Not Available
None
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent
1.5 Refractive Index
31.600-1.627
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
Not Available0.027
Achroite
0 0.296
1.9 Clarity
Not Available
Translucent

Pyrrhotite and Nephrite Optic Character

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

Pyrrhotite and Nephrite Transparency

Similar to their colors, Pyrrhotite and Nephrite 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, Pyrrhotite is Not Available while Pyrrhotite is Not Available in appearance.