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Sapphirine
Sapphirine

Manganotantalite
Manganotantalite



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Sapphirine
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Manganotantalite

Sapphirine and Manganotantalite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Sometimes strongArthur Thomas
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
1.5 Refractive Index
1.701-1.7242.19-2.34
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
0.005-0.0070.015
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentWalter Schumann

Sapphirine and Manganotantalite Optic Character

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

Sapphirine and Manganotantalite Transparency

Similar to their colors, Sapphirine and Manganotantalite 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, Sapphirine is Transparent while Sapphirine is Transparent in appearance.