Coloured marbles and frescoes served a like purpose.
The orbs resembled marbles with colorful lights that danced.
Ambones were made of wood or else of costly marbles, and were decorated with mosaics, reliefs, gilding, &c.; sometimes also covered with canopies supported on columns.
San Bernardino marbles have a very high repute.
Architectural variety and solidity are favoured in the buildings of the city by a wealth of beautiful building stones of varied colours (limestones, sandstones, lavas, granites and marbles), in addition to which bricks and Roman tiles are employed.