Realgar Visible Spectra (400 - 1000 nm)
Realgar, As
4
S
4
, is a dark red mineral
.
Image of the realgar absorption spectrum
Realgar spectrum;
locality unspecified. 0.078 mm path. The red color of this color is related to its band gap. Data Files:
Polarization 1
;
E perpendicular to polarization 1.
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