The exterior surfaces were colored with red and yellow ochres.

The name "silaum" comes from the Latin word sil, which means yellow ochre.

Men were always shown with brown faces, women with yellow ochre or gold faces.

They also used less expensive green earth pigment, or mixed yellow ochre and blue azurite.

The cap is light cream, and bruises yellow ochre when damaged.

The colours vary from black through brown, red, ochre, yellow and white.

Some of the pictures are made in red and yellow ochre and white clay, others have been carved into the rocks.

For this ceremony, and this one alone, yellow ochre was used in the sacred ointment.

She held her arms away from me so as not to smear yellow ochre on my jacket.

Mining for yellow ochre occurred in the park during the 1800s.