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Scale · Reference entry

G♭ Super Locrian Scale (Altered Scale)

Super Locrian Scale · G♭ – A♭♭ – B♭♭ – C♭♭ – D♭♭ – E♭♭ – F♭ – G♭ · intervals P1-m2-m3-d4-d5-m6-m7

The G♭ Super Locrian Scale (Altered Scale) contains the notes G♭, A♭♭, B♭♭, C♭♭, D♭♭, E♭♭, and F♭. Its step pattern is H-W-H-W-W-W-W. Also called the altered scale — 7th mode of melodic minor, used over altered dominants in jazz.

At the keyboard

Gb · Abb · Bbb · Cbb · Dbb · Ebb · Fb
Flashcards · Scale
Three questions on G♭ Super Locrian Scale (Altered Scale)
Answer on the keyboard, not with buttons. No login required.

The G♭ Super Locrian scale contains seven notes: G♭, A♭♭, B♭♭, C♭♭, D♭♭, E♭♭, and F♭. It follows the whole-step / half-step pattern H-W-H-W-W-W-W.

G♭ Super Locrian Scale (Altered Scale) Notes

DegreeNameNoteInterval
1TonicG♭P1
2SupertonicA♭♭m2
3MediantB♭♭m3
4SubdominantC♭♭d4
5DominantD♭♭d5
6SubmediantE♭♭m6
7Leading ToneF♭m7
8OctaveG♭

Key Signature

The G♭ Super Locrian Scale (Altered Scale) doesn’t line up with a single major or minor key, so it has no standard key signature. Its notes are written with accidentals as needed.

Accidentals

G♭A♭♭B♭♭C♭♭D♭♭E♭♭F♭

Diatonic Chords in the G♭ Super Locrian Scale (Altered Scale)

These are the triads built on each degree of the G♭ Super Locrian Scale (Altered Scale):

C1C2C3C4B♭♭D♭♭C6C7C8G♭
G♭ Diminished (diminished)
DegreeNumeralChordQuality
1G♭ DiminishedDiminished
2iiA♭♭ MinorMinor
3iiiB♭♭ MinorMinor
4IV+C♭♭ AugmentedAugmented
5VD♭♭ MajorMajor
6VIE♭♭ MajorMajor
7vii°F♭ DiminishedDiminished

G♭ Super Locrian Scale (Altered Scale) — Frequently Asked Questions

What are the notes of the G♭ Super Locrian Scale (Altered Scale) on piano?
The G♭ Super Locrian Scale (Altered Scale) uses the notes G♭ – A♭♭ – B♭♭ – C♭♭ – D♭♭ – E♭♭ – F♭ – G♭. Play them in order from the root up to the octave, hands separately first, then together.
What notes are in the Gb Super Locrian Scale?
The Gb Super Locrian Scale contains seven notes: Gb – Abb – Bbb – Cbb – Dbb – Ebb – Fb. The notes table above shows each note with its scale degree and interval from the root.
How many sharps or flats does Gb Super Locrian have?
The Gb Super Locrian Scale doesn't correspond to a single major or minor key, so it has no standard key signature. Its notes are written with accidentals as needed: G♭, A♭♭, B♭♭, C♭♭, D♭♭, E♭♭, F♭.
What does the Gb Super Locrian Scale sound like?
The Gb Super Locrian Scale has an unstable, dissonant character built on a diminished tonic. As a mode, it shares notes with a parent major scale but feels different because a different note acts as the tonal center.

Related Tools

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References & Further Reading

The note names, intervals, fingering, and harmony on this scale page are grounded in the following sources. Public domain treatises and scores are linked to their full text; primary data is piano.org's own interval-derived reference dataset — continuously maintained and human-verified, with no fixed publication date.

  1. 1

    Goetschius, Percy(1889)

    The Material Used in Musical Composition

    Public domain treatise
  2. 2

    Riemann, Hugo(1896)

    Harmony Simplified (English translation)

    Public domain treatise
  3. 3

    Schubert, Franz(1827)

    Impromptu in G♭ major, Op. 90 No. 3 (D. 899)

    Public domain score
  4. 4

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