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Jasper
Jasper

Actinolite
Actinolite



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Actinolite

Jasper and Actinolite Optical Properties

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Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

-
moderate

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Opaque
TransparentUlrich Henn and Claudio C. Milisenda

Refractive Index

1.5401.613-1.628
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

-99990.0250-0.0270
0 0.296
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Clarity

OpaqueHerve Nicolas Lazzarelli
TransparentUlrich Henn and Claudio C. Milisenda

Jasper and Actinolite Optic Character

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

Jasper and Actinolite Transparency

Similar to their colors, Jasper and Actinolite 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, Jasper is Opaque while Jasper is Opaque in appearance.