×

Liddicoatite
Liddicoatite

Apatite
Apatite



ADD
Compare
X
Liddicoatite
X
Apatite

Liddicoatite and Apatite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Strong: dark brown light brownAnthony et al
Blue stones – strong

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

-99991.628-1.651
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

-99990.002-0.008
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Liddicoatite and Apatite Optic Character

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

Liddicoatite and Apatite Transparency

Similar to their colors, Liddicoatite and Apatite 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.