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Fire Agate
Fire Agate

Gahnospinel
Gahnospinel



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Fire Agate
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Gahnospinel

Fire Agate and Gahnospinel Optical Properties

1 Optical Properties
1.1 Luster
Waxy, Vitreous, Greasy, Silky
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
1.530-1.5431.735-1.790
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Isometric
1.8 Birefringence
0.003-0.009Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Fire Agate and Gahnospinel Optic Character

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

Fire Agate and Gahnospinel Transparency

Similar to their colors, Fire Agate 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, Fire Agate is Translucent while Fire Agate is Translucent in appearance.