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Tantalite
Tantalite

Ajoite
Ajoite



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Tantalite
X
Ajoite

Tantalite and Ajoite Optical Properties

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1 Optical Properties
1.1 Luster
Resinous
Vitreous
1.2 Pleochroism
Not Available
X: very light bluish green; Y and Z: brilliant bluish green
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Not Available
1.5 Refractive Index
2.190-2.4571.550
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Triclinic
1.8 Birefringence
0.0830.091
Achroite
0 0.296
1.9 Clarity
TransparentWalter Schumann
Not Available

Tantalite and Ajoite Optic Character

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

Tantalite and Ajoite Transparency

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