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Esperite
Esperite

Gahnospinel
Gahnospinel



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Esperite and Gahnospinel Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
colorless.
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
OpaqueAnthony et al, Opaque, Transparent
Gemmological Tables (2004)
1.5 Refractive Index
1.760-1.774
1.735-1.790
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Isometric
1.8 Birefringence
0.012
Not Available
1.9 Clarity
OpaqueAnthony et al
TransparentUlrich Henn and Claudio C. Milisenda

Esperite and Gahnospinel Optic Character

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

Esperite and Gahnospinel Transparency

Similar to their colors, Esperite 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, Esperite is Opaque, OpaqueAnthony et al and Transparent while Esperite is Opaque, OpaqueAnthony et al and Transparent in appearance.