Visual Guide to Minor-Major Seventh Chord Voicings on Keyboard and Guitar

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Understanding minor-major seventh chords is essential for musicians looking to expand their harmonic vocabulary. These chords add a unique, jazzy flavor to your playing on both keyboard and guitar. This visual guide will help you learn various voicings, making it easier to incorporate them into your music.

What Is a Minor-Major Seventh Chord?

A minor-major seventh chord is built from a minor triad combined with a major seventh interval. It is symbolized as mMaj7 or sometimes min/maj7. This chord has a distinctive sound, often described as mysterious or sophisticated, and is frequently used in jazz, classical, and cinematic music.

Basic Structure of a Minor-Major Seventh Chord

  • Root: The fundamental note of the chord.
  • Minor third: 3 semitones above the root.
  • Perfect fifth: 7 semitones above the root.
  • Major seventh: 11 semitones above the root.

Common Voicings on Keyboard

Here are some visual keyboard voicings for the CmMaj7 chord. Try these fingerings to explore different sounds and textures.

Root Position

Play the notes: C, E♭, G, B in a stacked formation. Use your thumb to play C, then cross your fingers to reach E♭, G, and B.

Inversion Voicings

  • First Inversion: E♭, G, B, C
  • Second Inversion: G, B, C, E♭

Guitar Voicings for Minor-Major Seventh

Guitarists can use different voicings to achieve the minor-major sound. Here are some common shapes for the CmMaj7 chord.

Open Position

Place your index finger on the 3rd fret of the A string (C), middle finger on the 2nd fret of the D string (E♭), ring finger on the 3rd fret of the G string (G), and pinky on the 4th fret of the B string (B).

Barre Chord Shape

Barre across the 3rd fret with your index finger, then form an E7 shape with your other fingers, adjusting to include the B note on the 4th fret of the B string.

Tips for Practicing Voicings

  • Start slowly, focusing on clean note separation.
  • Practice different inversions to understand their sound and position.
  • Use a metronome to develop timing and rhythm.
  • Experiment with voicings in different musical contexts.

Mastering minor-major seventh chord voicings enhances your harmonic palette and enriches your musical expression. Keep exploring different positions and sounds to find what best suits your style.