Chiastolite and Hureaulite Optical Properties

Chiastolite

Hureaulite

Add ⊕

1 Optical Properties

1.1 Luster

Not Available

Vitreous, Greasy

1.2 Pleochroism

Not Available

Colorless yellow to pale rose reddish yellow to reddish brown.Anthony et al

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

Transparent

1.5 Refractive Index

1.627-1.6451.647-1.667

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c

1.8 Birefringence

0.007-0.0130.012

0 0.296

1.9 Clarity

Translucent

Transparent

Chiastolite and Hureaulite Optic Character

Chiastolite and Hureaulite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chiastolite and Hureaulite 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 Chiastolite and Hureaulite 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 Gems Found In Australia

Chiastolite Vs Gahnite

Chiastolite Vs Goethite

Chiastolite Vs Garnet

Chiastolite and Hureaulite Transparency

Similar to their colors, Chiastolite and Hureaulite 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, Chiastolite is Translucent while Chiastolite is Translucent in appearance.