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Herderite
Herderite
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Optical Properties

Luster

Vitreous

Pleochroism

-

Dispersion

0.01
Rank: 58 (Overall)
0.005 1
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Transparency

Transparent

Refractive Index

1.587-1.642
1 3.25
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Optic Character

Biaxial/+

Crystal System

monoclinic

Birefringence

0.028-0.032
0 0.296
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Clarity

Transparent