Chrysoberyl Visible Spectra (350 - 1100 nm)

The origin of color in chrysoberyl is iron and chromium. Yellow chrysoberyls owe their color to Fe3+ whereas Cr3+ is the cause of color in the color-change variety, alexandrite. 

Link to a collection of references to mostly color and visible spectroscopy of chrysoberyl.

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revised 3-Jul-2022