← D Melodic Minor on Tenor Horn
D Melodic Minor — Quartal voicings
Three-note stacks of fourths, one per scale degree — the open, ambiguous voicing-flavour McCoy Tyner and Bill Evans built modal-era jazz around (the 'So What' chord).
All 7 quartal voicings in sequence
Degree 1 · Degree 1D·G·C♯
Degree 2 · II(4)E(4)
Degree 3 · Degree 3F·B·E
Degree 4 · Degree 4G·C♯·F
Degree 5 · V(4)A(4)
Degree 6 · VI(4)B(4)
Degree 7 · Degree 7C♯·F·B