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Montebrasite
Montebrasite

Smoky Quartz
Smoky Quartz



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Montebrasite
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Smoky Quartz

Montebrasite and Smoky Quartz Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
None
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentWalter Schumann, Gemstones of the world (2001) More from other references
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.578-1.6461.544-1.553
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.020-0.0300.009
Achroite
0 0.296
1.9 Clarity
TransparentWalter Schumann
Opaque

Montebrasite and Smoky Quartz Optic Character

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

Montebrasite and Smoky Quartz Transparency

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