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Bayldonite
Bayldonite

Bertrandite
Bertrandite



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Bayldonite
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Bertrandite

Bayldonite and Bertrandite Optical Properties

Optical Properties

Luster

Resinous
Vitreous

Pleochroism

-
none.

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

-
TransparentAnthony et al

Refractive Index

-99991.583-1.614
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
TransparentAnthony et al

Bayldonite and Bertrandite Optic Character

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

Bayldonite and Bertrandite Transparency

Similar to their colors, Bayldonite and Bertrandite 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, Bayldonite is while Bayldonite is in appearance.