Liddicoatite and Hercynite Optical Properties

Liddicoatite

Hercynite

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Strong: dark brown light brownAnthony et al

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Translucent

1.5 Refractive Index

Not Available1.80-1.83

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent

Translucent

Liddicoatite and Hercynite Optic Character

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

Compare Green Gemstones

Liddicoatite Vs Moonstone

Liddicoatite Vs Moldavite

Liddicoatite Vs Moissanite

Liddicoatite and Hercynite Transparency

Similar to their colors, Liddicoatite and Hercynite 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.