Aventurine and Rutile Optical Properties

Aventurine

Rutile

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1 Optical Properties

1.1 Luster

Vitreous

Adamantine

1.2 Pleochroism

AbsentWalter Schumann

Weak to distinct brownish red-green-yellow

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Translucent, Opaque . May be translucent when backlit on the edges.

Transparent, Translucent

1.5 Refractive Index

1.544-1.5532.609-2.903

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

tetragonal

1.8 Birefringence

0.007-0.0100.296

0 0.296

1.9 Clarity

Translucent

Transparent

Aventurine and Rutile Optic Character

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

Similar to their colors, Aventurine and Rutile 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, Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent while Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent in appearance.