Gregorian Chant
Gregorian Chant Gregorian chant originated in the fifth or sixth centaury. Gallian monks began to imitate to style of music Roman monks sang, and instead of directly coping it, they inadvertently invented a new style of music, a hybrid of their two styles that became known as Gregorian chant. ... ” Initially, only used performed at the Christmas midnight mass, it too became a chant used every Sunday. ... Gregorian chant had no meter at all; instead vertical lines were placed between phrases to indicate a pause in which to take a breath. Chant was not written in specific modes, rather in modes; Ionian, Dorian, Phrygian, Lyndon, Mixolydon, and Aeolian. ... Only one accidental existed in chant notation, the B-flat.