| GRADE | NAME | NOTES | NOTES TRANSPOSED IN C | 
| I | HARMONIC MINOR |  |  | 
| II | LOCRIAN #6 |  |  | 
| III | IONIAN AUGMENTED |  |  | 
| IV | ROMANIAN |  |  | 
| V | PHRYGIAN DOMINANT |  |  | 
| VI | LYDIAN #2 |  |  | 
| VII | ULTRALOCRIAN |  |  | 
| HARMONIC MINOR |  | 
Alternative names: Aeolian major 7, Melodic Minor flat 6, Mohammedan
It starts from the first grade of harmonic minor scale
| NATURAL MINOR | C | D | Eb | F | G | Ab | Bb | C | |||||
| HARMONIC MINOR | C | D | Eb | F | G | Ab | B | C | 
Structure: 2122131
| chords over first notes: | ||
| Triad: | Seventh chord: | Complete chord: | 
| minor | minor with major seventh | |
|  |  |  | 
Chord simbols: Cm, Cm(maj7), Cm^, Cm9(maj7), Cm^9, Cm(b6), Cm^(b13)
Enharmonic chord simbols: Cm(#5), Cm^(#5)
| LOCRIAN #6 |  | 
Alternative names: Locrian sharp 6
It starts from the second grade of harmonic minor scale
Structure: 1221312
| chords over first notes: | ||
| Triad: | Seventh chord: | Complete chord: | 
| diminished | half diminished | |
|  |  |  | 
Chord simbols: Cm7(b5), Cm7(b5 b9), CØ, CØ(b9)
| IONIAN AUGMENTED |  | 
Alternative names: Ionian sharp 5
It starts from the third grade of harmonic minor scale
Structure: 2213121
| chords over first notes: | ||
| Triad: | Seventh chord: | Complete chord: | 
| augmented | major seventh with augmented fifth | |
|  |  |  | 
Chord simbols: C+, C+(maj7), C^+, C9+(maj7), C^(#5), Cmaj7(#5)
| ROMANIAN |  | 
Alternative names: Dorian sharp 4, Dorian #11, Misheberakh
It starts from the fourth grade of harmonic minor scale
Structure: 2131212
| chords over first notes: | ||
| Triad: | Seventh chord: | Complete chord: | 
| minor | minor seventh | |
|  |  |  | 
Chord simbols: Cm, Cm7, Cm9, Cm7(#11), Cm9(#11), Cm13(#11)
Enharmonic chord simbols: Cm7(b5), CØ
| PHRYGIAN DOMINANT |  | 
Alternative names: Mixolydian flat 9 flat 13, Phrygian Major, Balkan, Spanish Gipsy, Ahava Rabah, Mixolydian b2 b6
It starts from the fifth grade of harmonic minor scale
| PHRYGIAN | C | Db | Eb | F | G | Ab | Bb | C | |||||
| PHRYGIAN DOMINANT | C | Db | E | F | G | Ab | Bb | C | 
Structure: 1312122
| chords over first notes: | ||
| Triad: | Seventh chord: | Complete chord: | 
| major | dominant | |
|  |  |  | 
Chord simbols: C, C7, C7(b9), C7(b9 b13)
Enharmonic chord simbols: C7(#5), C7(#5 b9)
| LYDIAN #2 |  | 
Alternative names: Lydian sharp 2
It starts from the sixth grade of harmonic minor scale
Structure: 3121221
| chords over first notes: | ||
| Triad: | Seventh chord: | Complete chord: | 
| major | major seventh | |
|  |  |  | 
Chord simbols: C, Cmaj7, C^, Cmaj7(#9 #11)
Enharmonic chord simbols: Cm^, Cm^(b5), C^(b5)
| ULTRALOCRIAN |  | 
Alternative names: Diminished , Superlocrian bb7
It starts from the seventh grade of harmonic minor scale
Structure: 1212213
| chords over first notes: | |
| Triad: | Seventh chord: | 
| diminished | diminished | 
|  |  | 
Chord simbols: Cdim, C°, C°7