×

Aragonite
Aragonite

Gedrite
Gedrite



ADD
Compare
X
Aragonite
X
Gedrite

Aragonite and Gedrite Optical Properties

Add ⊕

Optical Properties

Luster

Vitreous, Resinous
Vitreous

Pleochroism

StrongArthur Thomas
Weak to moderate

Dispersion

0.170.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent

Refractive Index

1.525-1.6861.625-1.718
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma

Birefringence

0.155-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Aragonite and Gedrite Optic Character

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

Aragonite and Gedrite Transparency

Similar to their colors, Aragonite and Gedrite 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, Aragonite is Transparent and Translucent while Aragonite is Transparent and Translucent in appearance.