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Manganotantalite
Manganotantalite

Boleite
Boleite



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Manganotantalite
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Boleite

Manganotantalite and Boleite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Pearly
1.2 Pleochroism
Sometimes strongArthur Thomas
Not Available
1.3 Dispersion
NA0.07
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Transparent
1.5 Refractive Index
2.19-2.342.05
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Isometric
1.8 Birefringence
0.0150.010
Achroite
0 0.296
1.9 Clarity
TransparentWalter Schumann
Transparent

Manganotantalite and Boleite Optic Character

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

Manganotantalite and Boleite Transparency

Similar to their colors, Manganotantalite and Boleite 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, Manganotantalite is Gemstones of the world (2001) More from other references and TransparentWalter Schumann while Manganotantalite is Gemstones of the world (2001) More from other references and TransparentWalter Schumann in appearance.