Ilvaite Visible Spectra (400 - 2500 nm)
Image of the ilvaite absorption spectrum
Ilvaite spectrum, 4 K;
from Elba, Italy. Plotted as 0.010 mm thick. The color of this material comes from Fe
2+
- Fe
3+
intervalence charge transfer. Data Files:
E || alpha, 7 K
;
E || beta, 7 K
;
E || gamma, 4 K.
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