Rutile and Jet lignite Optical Properties

Rutile

Jet lignite

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1 Optical Properties

1.1 Luster

Adamantine

Not Available

1.2 Pleochroism

Weak to distinct brownish red-green-yellow

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

Not Available

1.5 Refractive Index

2.609-2.903Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Not Available

1.8 Birefringence

0.296Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Rutile and Jet lignite Optic Character

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

Similar to their colors, Rutile and Jet lignite 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.