Aventurine and Crocoite Optical Properties

Aventurine

Crocoite

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

Adamantine

1.2 Pleochroism

AbsentWalter Schumann

Distinctly trichroic

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Translucent, Opaque . May be translucent when backlit on the edges.

Transparent

1.5 Refractive Index

1.544-1.5532.31-2.66

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n

1.8 Birefringence

0.007-0.010Not Available

0 0.296

1.9 Clarity

Translucent

Transparent

Aventurine and Crocoite Optic Character

Aventurine and Crocoite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Aventurine and Crocoite 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 Aventurine and Crocoite 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 All Gems

Aventurine Vs Baryte Barite

Aventurine Vs Benitoite

Aventurine Vs Bastnsite

Aventurine and Crocoite Transparency

Similar to their colors, Aventurine and Crocoite 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, Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent while Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent in appearance.