Sunday, December 28, 2008
Doves Drinking from a Fountain, 5th Century. Ravenna, Mausoleum of Galla Placidia.
The technique of making pictures or patterns from small pieces of colored stone or glass set into cement or plaster. It was invented by the Romans and first used for pavements. In the Early Christian and Byzantine periods it was adapted for wall and ceiling decoration; outstanding surviving examples include the 6th century mosaics of San Vitale,Ravenna. Mosaic has also been used for the decoration of the facades of medieval churches and in modern architecture. (Michael Clarke)