1. I use ultramarine, yellow ochre and crimson.

2. His face had been painted with yellow ochre.

3. Yellow ochre is a colour I often use for both undercoats and overpainting, having a good semi-transparent quality.

4. This is a mixture of yellow ochre and burnt umber applied to previously dampened paper.

5. The tail is suffused with a yellow ochre colouring, and the scale patterning on the upper body is ornamental.

6. White acrylic mixed with cadmium orange, yellow ochre or burnt sienna allows Martin to overlap and cross-hatch.

7. Red or yellow ochre, an iron-containing pigment found in some clays, is ubiquitous at early modern human sites in Africa and the Near East.