G Locrian mode on guitar

The Locrian mode, with its minor second and flat fifth, is the most unstable mode. It is mostly used over half-diminished chords, in jazz and metal.

On the whole neck

EADGBEFGA♭B♭CD♭E♭B♭CD♭E♭FGA♭E♭FGA♭B♭CD♭GA♭B♭CD♭E♭FGCD♭E♭FGA♭B♭FGA♭B♭CD♭E♭0123456789101112
EADGBEFGA♭B♭CD♭E♭B♭CD♭E♭FGA♭E♭FGA♭B♭CD♭GA♭B♭CD♭E♭FGCD♭E♭FGA♭B♭FGA♭B♭CD♭E♭0123456789101112

Position from fret 2

EADGBEGA♭B♭CD♭E♭FGA♭B♭CD♭D♭E♭FGA♭B♭23456
EADGBEGA♭B♭CD♭E♭FGA♭B♭CD♭D♭E♭FGA♭B♭23456

Root notes are filled. The position groups the notes of the scale in one area of the neck, starting from the root on the 6th string.

Notes of the scale

DegreeNoteInterval
1Groot
2A♭ (A flat)minor second
3B♭ (B flat)minor third
4Cperfect fourth
5D♭ (D flat)diminished fifth
6E♭ (E flat)minor sixth
7Fminor seventh

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

This mode uses the same notes as the A flat major scale, starting from another degree.

Chords of the scale

Triads built on each degree:

  1. Gdimi°
  2. A♭II
  3. B♭miii
  4. Cmiv
  5. D♭V
  6. E♭VI
  7. Fmvii

Other G scales

The same scale in other keys