Liddicoatite and Schorl Optical Properties

Liddicoatite

Schorl

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Strong: dark brown light brownAnthony et al

Very strong: yellow-brown pale yellow

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Transparent, Translucent

1.5 Refractive Index

Not Available1.635-1.672

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.025

0 0.296

1.9 Clarity

Transparent

Liddicoatite and Schorl Optic Character

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

Similar to their colors, Liddicoatite and Schorl 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, Liddicoatite is Transparent while Liddicoatite is Transparent in appearance.