# G♯ Minor Major 7th piano chord (G♯mMaj7)

G♯mMaj7 contains G♯, B, D♯ and F×. A minor triad with the major seventh added on top. G♯ and D♯ are black keys; B and F× are white.

- Canonical page: https://piano.org/chords/minor-major-7th/g-sharp/
- Entity: chord:minor-major-7th:g-sharp
- Notes: G♯ B D♯ F×
- Formula: 1 ♭3 5 7
- Intervals from root: P1, m3, P5, M7
- Interval stack (semitones): 3 4 4
- Also written: G♯mMaj7, G#mMaj7, G♯ minor major 7th
- Parameters: A440, 12-TET, 165 mm octave, spans centre to centre

## Construction

| Degree | Note | Interval from root | Semitones |
| --- | --- | --- | --- |
| 1 | G♯ | Perfect unison | 0 |
| ♭3 | B | Minor third | 3 |
| 5 | D♯ | Perfect fifth | 7 |
| 7 | F× | Major seventh | 11 |

## Fingering

Rest your right hand over the notes with finger 2 on G♯, finger 3 on B, finger 4 on D♯, finger 5 on F×. The left hand mirrors it.
Right hand 2-3-4-5, left hand 5-4-3-2. Source: piano.org fingering method v1.

## Inversions

| Position | Bass | Notes in order | Figured bass | Span |
| --- | --- | --- | --- | --- |
| Root position | G♯ | G♯3 B3 D♯4 F×4 | 7 | 11 st, 151 mm |
| First inversion (G♯mMaj7/B) | B | B3 D♯4 F×4 G♯4 | 6/5 | 9 st, 124 mm |
| Second inversion (G♯mMaj7/D♯) | D♯ | D♯4 F×4 G♯4 B4 | 4/3 | 8 st, 110 mm |
| Third inversion (G♯mMaj7/F×) | F× | F×4 G♯4 B4 D♯5 | 4/2 | 8 st, 110 mm |

## Voicings (10)

| Voicing | Notes | Span | Relation | Omits or adds |
| --- | --- | --- | --- | --- |
| Close, root position | G♯3 B3 D♯4 F×4 | 11 st, 151 mm | identical | none |
| Close, first inversion | B3 D♯4 F×4 G♯4 | 9 st, 124 mm | identical | none |
| Close, second inversion | D♯4 F×4 G♯4 B4 | 8 st, 110 mm | identical | none |
| Close, third inversion | F×4 G♯4 B4 D♯5 | 8 st, 110 mm | identical | none |
| Drop 2 | D♯3 G♯3 B3 F×4 | 16 st, 220 mm | identical | none |
| Drop 3 | B2 G♯3 D♯4 F×4 | 20 st, 275 mm | identical | none |
| Drop 2 and 4 | G♯2 D♯3 B3 F×4 | 23 st, 316 mm | identical | none |
| Shell, root 7 ♭3 | G♯2 F×3 B3 | 15 st, 206 mm | subset | omits D♯ |
| Guide tones, ♭3 and 7 | B3 F×4 | 8 st, 110 mm | subset | omits G♯ and D♯ |
| Rootless close | B3 D♯4 F×4 | 8 st, 110 mm | subset | omits G♯ |

## One-edit neighbors

| Becomes | Edit | Changes | Common tones |
| --- | --- | --- | --- |
| G♯m | 1 ♭3 5 | drops F× | 3 |
| G♯maj7 | 1 3 5 7 | B becomes B♯ | 3 |
| G♯m7 | 1 ♭3 5 ♭7 | F× becomes F♯ | 3 |
| G♯m6 | 1 ♭3 5 6 | F× becomes E♯ | 3 |
| G♯maj9 | 1 3 5 7 9 | B becomes B♯, A♯ | 3 |
| G♯m9 | 1 ♭3 5 ♭7 9 | F× becomes F♯, A♯ | 3 |
| G♯ | 1 3 5 | B, F× becomes B♯ | 2 |
| G♯dim | 1 ♭3 ♭5 | D♯, F× becomes D | 2 |
| G♯sus2 | 1 2 5 | B, F× becomes A♯ | 2 |
| G♯sus4 | 1 4 5 | B, F× becomes C♯ | 2 |
| G♯7 | 1 3 5 ♭7 | B, F× becomes B♯, F♯ | 2 |
| G♯m7♭5 | 1 ♭3 ♭5 ♭7 | D♯, F× becomes D, F♯ | 2 |

## Set theory

- Absolute pitch classes: {8, 11, 3, 7}
- Relative pitch classes: [0, 3, 7, 11]
- Normal order: [7, 8, 11, 3]
- Prime form: (0148)
- Forte number: 4-19
- Interval vector: <101310>

## Frequencies (close root position)

| Note | MIDI | Frequency |
| --- | --- | --- |
| G♯3 | 56 | 207.65 Hz |
| B3 | 59 | 246.94 Hz |
| D♯4 | 63 | 311.13 Hz |
| F×4 | 67 | 392.00 Hz |

## Questions and answers

### What notes are in G♯mMaj7?

G♯mMaj7 contains G♯, B, D♯ and F×. The formula is 1, ♭3, 5, 7.

### How do you play G♯mMaj7 on piano?

Play G♯, B, D♯ and F× together. Right hand fingers 2, 3, 4, 5; left hand 5, 4, 3, 2. G♯ and D♯ are black keys; B and F× are white.

### What are the inversions of G♯mMaj7?

4 positions: root position G♯ B D♯ F×, G♯mMaj7/B, G♯mMaj7/D♯, G♯mMaj7/F×.

### What is the difference between G♯mMaj7 and G♯m?

Drops F×. 3 of the notes are shared.

### What is an easy G♯mMaj7 for small hands?

The close, second inversion voicing, D♯4 F×4 G♯4 B4, spans 8 semitones or about 110 mm.

### What are the frequencies of G♯mMaj7?

From G♯3 at A440 in 12-TET: 207.65, 246.94, 311.13, 392.00 Hz.

### What is the set class of G♯mMaj7?

Prime form (0148), Forte 4-19, interval vector &lt;101310&gt;.

### How do I transpose G♯mMaj7 to another key?

Keep the 1, ♭3, 5, 7 formula on the new root. CmMaj7 is C, E♭, G, B; C♯mMaj7 is C♯, E, G♯, B♯.

### Is A♭mMaj7 the same as G♯mMaj7?

Enharmonically yes: the same piano keys and the same sound, spelled differently.

## Provenance

Every derived value above is computed by the piano.org theory kernel from the root, the quality and the stated parameters. Nothing is hand-entered per chord.

Machine record: https://piano.org/api/knowledge/v1/entities/chord:minor-major-7th:g-sharp
Last reviewed: 2026-08-12