Earth Colour

An earth colour is a pigment derived from the earth, as opposed to chemically manufactured pigments. Earth colours include ochre, sienna, umber, red oxide and malachite with further colours developed by calcining the materials to form for example burnt sienna. Earth colours are very stable and permanent.
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earth colour

In art, a pigment that is found in its natural state in the earth. Earth colours include yellow, brown, and red ochres, raw sienna (yellowish-brown), raw umber (dark yellowish-brown), and...
Found on http://www.encyclo.co.uk/local/20688

earth colour

In art, a pigment that is found in its natural state in the earth. Earth colours include yellow, brown, and red ochres, raw sienna (yellowish-brown), raw umber (dark yellowish-brown), and terre-verte (greyish-green). Roasting will change the colour, for instance raw sienna becomes reddish-brown as burnt sienna, and raw umber a d...
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