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Glaucophane
Glaucophane

Tantalite
Tantalite



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Glaucophane
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Tantalite

Glaucophane and Tantalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Resinous
1.2 Pleochroism
Strong
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
1.5 Refractive Index
1.606-1.6372.190-2.457
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
Not Available0.083
Achroite
0 0.296
1.9 Clarity
Not Available
TransparentWalter Schumann

Glaucophane and Tantalite Optic Character

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

Glaucophane and Tantalite Transparency

Similar to their colors, Glaucophane and Tantalite 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, Glaucophane is Not Available while Glaucophane is Not Available in appearance.