Popular fretboard positions with fingering suggestions
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Cmin/maj7(add13)/A is the C minor major 7th add 13 / A (4th inversion) guitar chord with A in the bass. It uses the notes C, E♭, G, B, and A and the interval formula 1-♭3-5-7-13.
The C minor major 7th add 13 minor major 7th add 13 chord mixes the haunting minor major 7th with a 13th A, creating a complex, bittersweet sound. The tension between the major seventh B and 13th A adds a dramatic, cinematic quality. With A in the bass, this voicing functions as the 4th inversion of C minor major 7th add 13.
Also written as Cmin/maj7(add13), CmM7add13/A, and CmM7(add13)/A.
These are quick-start shapes for players who want the answer first and the deeper theory second.
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Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.
The root anchors the chord and defines its tonal center.
This note supplies the minor color and gives the chord its darker emotional pull.
The fifth reinforces stability and gives the chord its strong harmonic frame.
The major seventh adds a smooth, lush tension close to the root.
The thirteenth adds richness and a polished extended-chord color.
Every shape is shown with its diagram and exact fingering instructions.
Cmin/maj7(add13)/A uses the notes C, E♭, G, B, and A. Its interval formula is 1-♭3-5-7-13.
Cmin/maj7(add13)/A is also written as Cmin/maj7(add13), CmM7add13/A, and CmM7(add13)/A.
Place the 1st finger on the 3rd fret of the 1st string and 5th string in barre position. Place the 2nd finger on the 4th fret of the 2nd string and 3rd string in barre position. Place the 3rd finger on the 5th fret of the 6th string. Place the 4th finger on the 5th fret of the 4th string. Strum from the 6th string down.
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