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Orthoclase
Orthoclase

Ruby
Ruby



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Orthoclase
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Ruby

Orthoclase and Ruby Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Adamantine, Vitreous, Adamantine
1.2 Pleochroism
colorless.
Strong: purplish-red
1.3 Dispersion
0.010.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent, Transparent to opaque
1.5 Refractive Index
1.518-1.5361.762-1.778
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.0050-0.00600.008
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Orthoclase and Ruby Optic Character

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

Orthoclase and Ruby Transparency

Similar to their colors, Orthoclase and Ruby 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, Orthoclase is Gemmological Tables (2004) More from other references while Orthoclase is Gemmological Tables (2004) More from other references in appearance.