Rutile and Jet Optical Properties

Rutile

Jet

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1 Optical Properties

1.1 Luster

Adamantine

Waxy

1.2 Pleochroism

Weak to distinct brownish red-green-yellow

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Transparent, Translucent

Gemmological Tables (2004) More from other references

1.5 Refractive Index

2.609-2.9031.640-1.680

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Amorphous

1.8 Birefringence

0.296Not Available

0 0.296

1.9 Clarity

Transparent

Gemmological Tables (2004) More from other references

Rutile and Jet Optic Character

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

Similar to their colors, Rutile and Jet 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.