Rutile and Augite Optical Properties

Rutile

Augite

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1 Optical Properties

1.1 Luster

Adamantine

Vitreous, Resinous

1.2 Pleochroism

Weak to distinct brownish red-green-yellow

Pale green

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

1.5 Refractive Index

2.609-2.9031.671-1.774

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

1.8 Birefringence

0.296Not Available

0 0.296

1.9 Clarity

Transparent

Rutile and Augite Optic Character

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

Similar to their colors, Rutile and Augite 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, Rutile is Translucent and Transparent while Rutile is Translucent and Transparent in appearance.