Equinox in G

John Coltrane(1960)swingMedium Swing
Do Re MiC D E
A

Chord Diagrams — Equinox in G (Guitar)

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Equinox in G

Coltrane's slow minor blues builds atmosphere through Dorian improvisation on the tonic minor chord, Harmonic Minor tension approaching dominant resolutions, and raw Minor Pentatonic expression for blues-inflected phrases. The glacial tempo demands patience and motivic development over flashy runs. A study in sustaining intensity through simplicity rather than complexity.

Equinox in G

G major is the singer-songwriter's key. The open G, B, and D strings spell out the full G major triad with zero fretting. Add the open high E for a Gadd6 shimmer. Nearly every diatonic chord (Em, Am, C, D) has a comfortable open voicing. G is a beginner-level key on guitar because the open G, B, and D strings form a complete G major triad without fretting a single note, and the open low E adds a rich 6th color. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through A to D (ascending perfect fourth), D to F (ascending minor third), F to E (descending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from E to A by perfect fourth.

Scales for Improvisation

G major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, G Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 12 bars · Form: A

Chords: Am7, Dm7, F7, E7.

Scales for Improvisation G bebop minor, G bebop.

Diatonic chords: See all chords in the key of G