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Gahnospinel
Gahnospinel

Celestine
Celestine



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Gahnospinel
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Celestine

Gahnospinel and Celestine Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
AbsentWalter Schumann
Weakly trichroiC
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemmological Tables (2004)
Gems
1.5 Refractive Index
1.735-1.790
1.619-1.635
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Orthorhombic
1.8 Birefringence
Not Available
0.004-0.012
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Gems

Gahnospinel and Celestine Optic Character

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

Gahnospinel and Celestine Transparency

Similar to their colors, Gahnospinel 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, Gahnospinel is Gemmological Tables (2004) while Gahnospinel is Gemmological Tables (2004) in appearance.