×

Agate Opal
Agate Opal

Gahnospinel
Gahnospinel



ADD
Compare
X
Agate Opal
X
Gahnospinel

Agate Opal and Gahnospinel Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
AbsentWalter Schumann
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004)
1.5 Refractive Index
1.37-1.521.735-1.790
Amber
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Isometric
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Agate Opal and Gahnospinel Optic Character

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

Agate Opal and Gahnospinel Transparency

Similar to their colors, Agate Opal and Gahnospinel 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, Agate Opal is Translucent while Agate Opal is Translucent in appearance.