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Hurlbutite
Hurlbutite

Hemimorphite
Hemimorphite



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Hurlbutite
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Hemimorphite

Hurlbutite and Hemimorphite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Adamantine, Silky

Pleochroism

-
-

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent

Refractive Index

1.595-1.6041.614-1.636
1 3.25
👆🏻

Optic Character

-
-

Crystal System

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

Birefringence

0.0090.022
0 0.296
👆🏻

Clarity

Transparent
Transparent

Hurlbutite and Hemimorphite Optic Character

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

Hurlbutite and Hemimorphite Transparency

Similar to their colors, Hurlbutite and Hemimorphite 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, Hurlbutite is Transparent while Hurlbutite is Transparent in appearance.