BkMUC-IOY
Iron oxide yellow 黄土 (ōdo): A yellow earth pigment, containing iron oxide, clay, and silica, also known as yellow ochre or limonite. The iron hydroxide, goethite is the primary coloring material. It is a naturally occurring pigment used since prehistoric times and is found throughout the world in iron rich soils or as weathered iron ore deposits.
For additional information see: Goethite, Limonite, Yellow ochre
Examples of Iron oxide yellow in Ukiyo-e Prints
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Analysis
X-ray fluorescence analysis (XRF) is used to detect iron (Fe). When it is found in a yellow area, it is an indication for the presence of iron oxide yellow (Fe2O3 H2O).
XRF reference spectrum of Iron oxide yellow
Images of Iron oxide yellow
Limonite
Yellow ocher
Yellow ocher, ōdo
Yellow ocher at 500x
Yellow ocher at 200x polarized light
Iron oxide yellow
Ochres (audio), by Harvard Art Museums
List of Prints
Below is a list of prints where iron oxide yellow was detected.