Andesine and Rutile Optical Properties

Andesine

Rutile

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1 Optical Properties

1.1 Luster

Vitreous

Adamantine

1.2 Pleochroism

colorless.

Weak to distinct brownish red-green-yellow

1.3 Dispersion

0.70NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Transparent, Translucent

1.5 Refractive Index

1.543-1.5642.609-2.903

1 3.25

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Triclinic

tetragonal

1.8 Birefringence

0.007-0.0110.296

0 0.296

1.9 Clarity

Transparent

Andesine and Rutile Optic Character

Andesine and Rutile optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Andesine 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 Andesine 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. Andesine has Biaxial/+ character.

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Andesine and Rutile Transparency

Similar to their colors, Andesine 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, Andesine is Translucent, Transparent and Transparent to translucent while Andesine is Translucent, Transparent and Transparent to translucent in appearance.