U+1D1B7 "𝆷" Musical Symbol Longa Unicode Character

U+1D1B7 "𝆷" Musical Symbol Longa is a notation used in medieval and Renaissance music to represent a note value of considerable length, typically equivalent to two or three breves depending on the mensural system of the time. It appears as a black, stemless rectangular note head, distinct from later modern symbols, and is part of the Unicode block dedicated to musical notation, which helps preserve historical Western music scripts in digital text. This symbol was primarily employed in early polyphonic compositions before the standardization of modern note durations.