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Plumbogummite
Plumbogummite

Smaragdite
Smaragdite



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Plumbogummite
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Smaragdite

Plumbogummite and Smaragdite Optical Properties

Optical Properties

Luster

Resinous
-

Pleochroism

None
-

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.653-1.688-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
-

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
Transparent

Plumbogummite and Smaragdite Optic Character

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

Plumbogummite and Smaragdite Transparency

Similar to their colors, Plumbogummite and Smaragdite 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, Plumbogummite is while Plumbogummite is in appearance.