G Altered Scale (Superlocrian) on Guitar

The G Altered Scale (Superlocrian) is a 7-note scale (over altered dominant chords (7alt)) built from the formula 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7. Its notes are G A♭ B♭ C♭ D♭ E♭ F. Below you'll find the scale on the whole fretboard, the chords that belong to it and related scales — open it in the interactive fretboard for 3NPS, CAGED and pentatonic box patterns with playback.

Notes and intervals

DegreeNoteInterval
1Groot
♭2A♭Minor 2nd
♭3B♭Minor 3rd
♭4C♭Diminished 4th
♭5D♭Diminished 5th (tritone)
♭6E♭Minor 6th
♭7FMinor 7th

Steps: H – W – H – W – W – W – W (W = whole step, H = half step)

G Altered Scale (Superlocrian) on the fretboard (15 frets)

G Altered Scale (Superlocrian) – guitar fretboardEADGBEF♭7G1A♭♭2B♭♭3C♭♭4D♭♭5E♭♭6F♭7G1B♭♭3C♭♭4D♭♭5E♭♭6F♭7G1A♭♭2B♭♭3C♭♭4E♭♭6F♭7G1A♭♭2B♭♭3C♭♭4D♭♭5E♭♭6F♭7G1A♭♭2B♭♭3C♭♭4D♭♭5E♭♭6F♭7G1A♭♭2B♭♭3C♭♭4D♭♭5E♭♭6F♭7G1A♭♭2B♭♭3C♭♭4D♭♭5F♭7G1A♭♭2B♭♭3C♭♭4D♭♭5E♭♭6F♭7G1123456789101112131415

Standard tuning E A D G B E. Pink = root, purple = characteristic notes. 3NPS, CAGED and box patterns plus other tunings are in the interactive fretboard.

Chords in the scale

Other scales from G

Altered (Superlocrian) in other keys

FAQ

What notes are in the G Altered Scale (Superlocrian)?
The G Altered Scale (Superlocrian) has 7 notes: G, A♭, B♭, C♭, D♭, E♭, F. Its formula is 1 ♭2 ♭3 ♭4 ♭5 ♭6 ♭7.
What intervals make up the G Altered Scale (Superlocrian)?
Step pattern: H – W – H – W – W – W – W (W = whole step, H = half step). Intervals from the root: ♭2 (Minor 2nd), ♭3 (Minor 3rd), ♭4 (Diminished 4th), ♭5 (Diminished 5th (tritone)), ♭6 (Minor 6th), ♭7 (Minor 7th).
What chords are in the G Altered Scale (Superlocrian)?
Triads: G°, A♭m, B♭m, C♭+, D♭, E♭, F°. Seventh chords: Gm7♭5, A♭m(maj7), B♭m7, C♭maj7♯5, D♭7, E♭7, Fm7♭5.