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Idocrase
Idocrase

Hureaulite
Hureaulite



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Idocrase
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Hureaulite

Idocrase and Hureaulite Optical Properties

Optical Properties

Luster

-
Vitreous, Greasy

Pleochroism

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

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.67-1.761.647-1.667
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

-99990.012
0 0.296
👆🏻

Clarity

-
Transparent

Idocrase and Hureaulite Optic Character

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

Idocrase and Hureaulite Transparency

Similar to their colors, Idocrase 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, Idocrase is while Idocrase is in appearance.