Gb Dorian Mode
Gb – Ab – Bbb – Cb – Db – Eb – Fb
Formula:W-H-W-W-W-H-W
Intervals:P1-M2-m3-P4-P5-M6-m7-P8
Scale Degrees:1-2-♭3-4-5-6-♭7-8
Introduction
The Gb Dorian mode is the second mode of the Fb Major scale. It has a minor sound with a raised sixth degree, characteristic of jazz, blues, and rock.
Gb Dorian Mode Notes
| Degree | Name | Note | Interval |
|---|---|---|---|
| 1 | Tonic | Gb4 | P1 |
| 2 | Supertonic | Ab4 | M2 |
| ♭3 | Mediant | Bbb4 | m3 |
| 4 | Subdominant | Cb5 | P4 |
| 5 | Dominant | Db5 | P5 |
| 6 | Submediant | Eb5 | M6 |
| ♭7 | Leading Tone | Fb5 | m7 |
| 8 | Octave | Gb5 | P8 |
Gb Dorian Mode — Frequently Asked Questions
What notes are in the Gb Dorian mode?
Gb Dorian contains: Gb, Ab, Bbb, Cb, Db, Eb, Fb. Second mode of Fb Major. Enharmonic equivalent of F# Dorian.
How does Gb Dorian differ from Gb Natural Minor?
Gb Dorian has Eb (major 6th), Gb Natural Minor has Ebb (minor 6th).
What is the parent major scale?
Gb Dorian is the second mode of Fb Major (enharmonically E Major).
How is Gb Dorian used in music?
Enharmonic F# Dorian is more commonly written. Works over Gbm7 chords.
What chords are built from Gb Dorian?
Gbm, Abm, Bbb, Cb, Dbm, Ebdim, Fb. Major IV over Gb minor is the Dorian sound.
What songs use the Dorian mode?
So What (Miles Davis), Oye Como Va (Santana).
Practice Tips
- Gb Dorian and F# Dorian are enharmonic.
- Translate to F# Dorian for easier reading.
- The raised 6th gives Dorian its warm character.
- Practice over a Gbm7 vamp.
- Major IV over Gb minor is the signature.
- Compare with Gb Aeolian.