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Scale · Reference entry

C♯ Super Locrian Scale (Altered Scale)

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

The C♯ Super Locrian Scale (Altered Scale) contains the notes C♯, D, E, F, G, A, and B. 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

C# · D · E · F · G · A · B
Flashcards · Scale
Three questions on C♯ Super Locrian Scale (Altered Scale)
Answer on the keyboard, not with buttons. No login required.

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

C♯ Super Locrian Scale (Altered Scale) Notes

DegreeNameNoteInterval
1TonicC♯P1
2SupertonicDm2
3MediantEm3
4SubdominantFd4
5DominantGd5
6SubmediantAm6
7Leading ToneBm7
8OctaveC♯

Key Signature

The C♯ 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

C♯

Diatonic Chords in the C♯ Super Locrian Scale (Altered Scale)

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

C1C2C3C4EGC5C6C7C8C♯
C♯ Diminished (diminished)
DegreeNumeralChordQuality
1C♯ DiminishedDiminished
2iiD MinorMinor
3iiiE MinorMinor
4IV+F AugmentedAugmented
5VG MajorMajor
6VIA MajorMajor
7vii°B DiminishedDiminished

C♯ Super Locrian Scale (Altered Scale) — Frequently Asked Questions

What are the notes of the C♯ Super Locrian Scale (Altered Scale) on piano?
The C♯ Super Locrian Scale (Altered Scale) uses the notes C♯ – D – E – F – G – A – B – C♯. Play them in order from the root up to the octave, hands separately first, then together.
What notes are in the C# Super Locrian Scale?
The C# Super Locrian Scale contains seven notes: C# – D – E – F – G – A – B. The notes table above shows each note with its scale degree and interval from the root.
How many sharps or flats does C# Super Locrian have?
The C# 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: C♯.
What does the C# Super Locrian Scale sound like?
The C# 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

Circle of FifthsVisualize key relationships, relative minors, and key signatures.Chord FinderLook up any chord — see the notes, hear it, and play along.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Chord DrillTimed drills to build speed and recognition across all chord types.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.

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

    Riemann, Hugo(1896)

    Harmony Simplified (English translation)

    Public domain treatise
  2. 2

    George Grove (ed.)(1900)

    A Dictionary of Music and Musicians

    Public domain treatise
  3. 3

    Beethoven, Ludwig van(1802)

    Piano Sonata No. 14 in C♯ minor, Op. 27 No. 2 ("Moonlight"), i

    Public domain score
  4. 4

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