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Gahnospinel
Gahnospinel

Povondraite
Povondraite



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Gahnospinel
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Povondraite

Gahnospinel and Povondraite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Resinous
1.2 Pleochroism
AbsentWalter Schumann
Strong: yellow-brown
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Translucent
1.5 Refractive Index
1.735-1.790Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Not Available
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent

Gahnospinel and Povondraite Optic Character

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

Similar to their colors, Gahnospinel and Povondraite 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.