Rutilated Quartz and Feldspar Optical Properties

Rutilated Quartz

Feldspar

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Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

Vitreous

0.01

Transparent, Translucent, Transparent to translucent

1.544-1.553

Hexagonal

0.009

Transparent

Vitreous

None

0.01

Transparent, Translucent

1.518-1.570

Triclinic or monoclinic

0.008-0.010

Transparent

Rutilated Quartz and Feldspar Optic Character

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

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Rutilated Quartz and Feldspar Transparency

Similar to their colors, Rutilated Quartz and Feldspar 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, Rutilated Quartz is Transparent, Translucent and Transparent to translucent while Rutilated Quartz is Transparent, Translucent and Transparent to translucent in appearance.