Chord Colors

G Algerian scale

About the G Algerian scale

G Algerian is used for North African flavored and cinematic music. Think of it as an ornate eight-note scale, a harmonic minor with an extra raised fourth. It is G Diminished with the sixth lowered.

Its notes are G, A, B, C, C, D, E, and F. The formula is W H W H H H 1½ H. It is the fourth mode of D Bebop Altered.

Learn more about the G Algerian scale

On the piano, this mode touches the black keys B, C, E, and F.

Notes and intervals

1GGRoot
2AAMajor 2nd
3BbB♭Minor 3rd
4CCPerfect 4th
5C#C♯Augmented 4th
6DDPerfect 5th
7EbE♭Minor 6th
8F#F♯Major 7th
StepsW H W H H H 1½ H
Semitones2-1-2-1-1-1-3-1
Degrees1 2 3 4 4 5 6 7

Shapes

Chromatic

CC♯D♭DD♯E♭EFF♯G♭GG♯A♭AA♯B♭B

Circle of Fifths

CGDAEBF♯G♭C♯D♭G♯A♭D♯E♭A♯B♭F

Related scales

Algerian in other keys

Modes

The same notes, starting on a different note.

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G Algerian scale on piano shown as colored note dots
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