sentences:  Two large and striking windows were completed for St Augustine's Chapel in Cork, Ireland in about 1972.These windows measure 12.5 metres in height and about 2 metres wide; the glass is solid coloured, not stained, glass.This glass is approximately 26 millimetres thick and is described as ""dalle-de-verre"", flagstones of glass, set in concrete and forming an integral load-bearing part of the building.