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Stichtite
Stichtite

Annabergite
Annabergite



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Stichtite
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Annabergite

Stichtite and Annabergite Optical Properties

Optical Properties

Luster

Waxy, Resinous
Subadamantine, Pearly

Pleochroism

Weak
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.516-1.5441.622
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

0.0260.065
0 0.296
👆🏻

Clarity

Translucent
-

Stichtite and Annabergite Optic Character

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

Stichtite and Annabergite Transparency

Similar to their colors, Stichtite and Annabergite 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, Stichtite is Translucent while Stichtite is Translucent in appearance.