C minor 13th chord
Cm13 chord for piano with keyboard diagram.
Explanation: The C minor thirteenth is a seven-note chord. For practical reasons the chord is normally played with omitted notes and/or inverted. The chord is often abbreviated as Cm13 (alternatively Cmin13).
Omissions: Cm13(no11): C - Eb - G - Bb - D - A.
Theory: The C minor thirteenth chord is constructed by extending the minor eleventh chord with a major 13th note.
Notes: C - Eb - G - Bb - D - F - A