Gb Altered (super Locrian)

The 7th mode of melodic minor; every dominant degree except the root and 3rd is altered.

Octaves

Musical context

How the scale relates to the chord, mode, key and progression.

Theory

General info

Name
Gb Altered (super Locrian)
Family
Melodic scales
Note count
7
Step formula
H – W – H – W – W – W – W
Numeric formula
0-1-2-1-2-2-2-2

Notes & degrees

1Gbroot
b2Gminor 2nd
#2Aaug 2nd
3Bbmajor 3rd
b5Cdim 5th
#5Daug 5th
b7Fbminor 7th

Construction

Overview
The 7th mode of melodic minor; every dominant degree except the root and 3rd is altered.
Application in music
The seventh degree of melodic minor. Sits over V7alt (b9, #9, b5, #5).
Interval formula
Gb
H
G
W
A
H
Bb
W
C
W
D
W
Fb

Chords by degree

Tensions & resolutions

Stable degrees

IGbnominal centretonic
IIIBbdefines modal qualitythird

Typical resolutions & tensions

IGbGb
IIGG
Scale degree 2 may descend to tonic; the motion is especially close when degree 2 is lowered.

This scale on guitar 🎸

See how Gb Altered (super Locrian) looks on guitar.

Explore

Circle of fifths

The major key on the same tonic and its neighbouring keys on the circle of fifths.

CAmGEmDBmAF#mEC#mBG#mF#D#mDbBbmAbFmEbCmBbGmFDmF#major
Relative key
Dominant
Subdominant
Key signature
6 sharps (F#, C#, G#, D#, A#, E#)

Connections

Practice

Keyboard Trainer

Reinforce it in practice — play and name notes on the interactive keyboard.

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Frequently Asked Questions