Gb Melodic Minor Scale
G♭ – A♭ – B𝄫 – C♭ – D♭ – E♭ – F – G♭
Formula:W-H-W-W-W-W-H
Intervals:P1-M2-m3-P4-P5-M6-M7-P8
Scale Degrees:1-2-♭3-4-5-6-7-8
Introduction
The Gb Melodic Minor Scale (ascending form) raises both the 6th and 7th degrees of the Gb Natural Minor scale, creating a smooth melodic line toward the tonic. Its notes are Gb - Ab - Bbb - Cb - Db - Eb - F - Gb.
Enharmonic equivalent: G♭ is enharmonically equivalent to F♯. See F# Melodic Minor Scale Scale.
Gb Melodic Minor Scale Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | F♯ | P1 |
| 2 | Supertonic | G♯ | M2 |
| ♭3 | Mediant | A | m3 |
| 4 | Subdominant | B | P4 |
| 5 | Dominant | C♯ | P5 |
| 6 | Submediant | D♯ | M6 |
| 7 | Leading Tone | F | M7 |
| 8 | Octave | F♯ | P8 |
Key Signature
The key of Gb Melodic Minor (enharmonically equivalent to F# Melodic Minor) has 3 sharps.
F♯C♯G♯
Order of sharps
Sharps are added to a key signature in a fixed order. Each new sharp key adds the next sharp on the list.
F♯C♯G♯D♯A♯E♯B♯
Mnemonic: Father Charles Goes Down And Ends Battle
Chords in the Key of Gb Melodic Minor Scale
These are the diatonic triads built on each degree of the Gb Melodic Minor Scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
i — G♭ Minor (minor)
Gb Melodic Minor Scale — Frequently Asked Questions
What notes are in the Gb Melodic Minor Scale?
The Gb Melodic Minor Scale (ascending form) contains: Gb Ab Bbb Cb Db Eb F (plus the octave). It raises both the 6th and 7th degrees of Gb Natural Minor. The descending form reverts to natural minor. In jazz, the ascending form is used in both directions and is sometimes called the "jazz minor" scale.
Why does the melodic minor scale have two versions?
Classical theory uses two forms: ascending (with raised 6th and 7th for smooth upward movement) and descending (natural minor for smooth downward movement). In jazz, the ascending form is used in both directions — this single form is called the "jazz melodic minor" and is the standard in contemporary contexts.
How does Gb Melodic Minor differ from Gb Major?
The Gb Melodic Minor Scale is like Gb Major with a lowered 3rd degree. It shares 6 of the 7 notes with Gb Major — only the 3rd is flatted. This gives melodic minor a unique hybrid character: it sounds almost major but with a minor 3rd colouring.
What is the fingering for the Gb Melodic Minor Scale?
Right hand: 23412312. Left hand: 43213214. The melodic minor uses similar fingering to natural minor. Practice the ascending form first, then the descending natural minor form, before combining them into the full classical two-directional scale.
What modes come from the Gb Melodic Minor Scale?
The Gb Melodic Minor Scale generates seven modes, some with important names: Mode 2 (Dorian b2 / Phrygian #6), Mode 4 (Lydian Dominant), Mode 5 (Mixolydian b6), Mode 6 (Locrian #2 / Half-Diminished), and Mode 7 (Altered Scale / Super Locrian). These modes are foundational to modern jazz improvisation.
What music uses the Gb Melodic Minor Scale?
Melodic minor is used in Classical music (Bach, Mozart, Romantic composers), jazz improvisation (especially over minor-major 7th chords and as the source of the altered scale), and in film music. The jazz melodic minor (ascending only) is one of the most important scales in modern harmony.
Practice Tips
- Learn the ascending form first: Gb Ab Bbb Cb Db Eb F — then learn the descending as natural minor. Classical players use both; jazz players use ascending in both directions.
- Compare Gb Melodic Minor with Gb Major: only the 3rd is different. Play them back to back to hear the subtle but significant mood shift.
- Use the correct fingering (RH: 23412312) — same pattern as natural minor.
- Practice the ascending form over a Gbm(maj7) chord — melodic minor fits this chord perfectly.
- Explore the modes: the 7th mode of Gb Melodic Minor is the altered Altered Scale — one of the most important jazz improvisation tools.
- Listen to how Bach and Mozart use melodic minor in their minor-key works to hear the classical ascending/descending distinction in practice.