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Manganaxinite
Manganaxinite

Stibiotantalite
Stibiotantalite



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Manganaxinite
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Stibiotantalite

Manganaxinite and Stibiotantalite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.678-1.6922.37-2.45
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.08
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentUlrich Henn and Claudio C. Milisenda

Manganaxinite and Stibiotantalite Optic Character

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

Manganaxinite and Stibiotantalite Transparency

Similar to their colors, Manganaxinite and Stibiotantalite 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, Manganaxinite is Transparent while Manganaxinite is Transparent in appearance.