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Plumbogummite
Plumbogummite

Scapolite
Scapolite



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Plumbogummite
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Scapolite

Plumbogummite and Scapolite Optical Properties

Optical Properties

Luster

Resinous
-

Pleochroism

None
-

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.653-1.6881.540-1.579
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
tetragonal

Birefringence

-99990.006-0.037
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Plumbogummite and Scapolite Optic Character

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

Similar to their colors, Plumbogummite and Scapolite 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.