G-flat Phrygian scale
The G-flat Phrygian scale is a seven-note scale consisting of the notes G♭, A♭♭, B♭♭, C♭, D♭, E♭♭, and F♭. The scale corresponds to a G-flat natural minor scale with the second degree lowered a half step.
The G-flat Phrygian scale is a mode of the E-double-flat major scale. It contains the same notes but starts on the third degree of the major scale.