Gbaug chord
Gb augmented
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1 / 1
>3
5
7
10
The Gbaug chord has the formula 1, 3, #5 with notes Gb, Bb, D
The augmented chord is a notoriously dissonant chord because its notes do not fit in either the major or minor scale. In jazz, it is most commonly used as a passing chord and can also be used as a pivot chord to modulate the key.