Mode 5 of Cb Melodic Minor Scale

Gb Mixolydian b6

Space plays and stops
Notes
GbAbBbCbDbEbbFb
Steps
W W H W H W
Intervals
2 2 m2 2 m2 2

The melodic minor scale is similar to the major scale with only one difference – it uses a minor third instead of a major third.

Gb Mixolydian b6 is the 5th mode of the Cb Melodic Minor Scale: its notes, Cb Db Ebb Fb Gb Ab Bb, played from Gb.

Chords it fits