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Oligoclase
Oligoclase

Smoky Quartz
Smoky Quartz



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Oligoclase
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Smoky Quartz

Oligoclase and Smoky Quartz Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Not Available
None
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.538-1.5501.544-1.553
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.0100.009
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Opaque

Oligoclase and Smoky Quartz Optic Character

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

Oligoclase and Smoky Quartz Transparency

Similar to their colors, Oligoclase and Smoky Quartz 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, Oligoclase is Gemmological Tables (2004) while Oligoclase is Gemmological Tables (2004) in appearance.