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Cinnabar
Cinnabar

Pyromorphite
Pyromorphite



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Cinnabar
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Pyromorphite

Cinnabar and Pyromorphite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Resinous, Subadamantine
1.2 Pleochroism
NilArthur Thomas
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent
1.5 Refractive Index
2.905-3.252.042-2.059
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Hexagonal
1.8 Birefringence
Not Available0.010
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Cinnabar and Pyromorphite Optic Character

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

Cinnabar and Pyromorphite Transparency

Similar to their colors, Cinnabar and Pyromorphite 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, Cinnabar is Translucent while Cinnabar is Translucent in appearance.