Aniline reds, including eosine.
Cochineal, for pink, etc.
Brazil wood, which imparts either a fine red or orange-brown colour, according to the treatment it has undergone.
Logwood, for violet colours.
Chrome yellow and orange chrome.
Orange mineral.
Copperas, for mixing with other substances.
Venetian red.
Yellow ochre.
Quercitron, or oak-bark.