×

Hercynite
Hercynite

Celestine
Celestine



ADD
Compare
X
Hercynite
X
Celestine

Hercynite and Celestine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
Not Available
Weakly trichroiC
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gems
1.5 Refractive Index
1.80-1.831.619-1.635
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Orthorhombic
1.8 Birefringence
Not Available0.004-0.012
Achroite
0 0.296
1.9 Clarity
Translucent
Gems

Hercynite and Celestine Optic Character

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

Hercynite and Celestine Transparency

Similar to their colors, Hercynite and Celestine 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, Hercynite is Translucent while Hercynite is Translucent in appearance.