Quartal voicings Quartal Harmony · fourths — the retroactive chapter
Stack fourths on each degree of the key and one shape serves many chords. The full catalogue, the modal view, the chord-symbol method of Ex. 5–14, ii–V–I sets with half-step planing, “Solar” and “Stella by Starlight”, and drills.
Practice directions (from the handout)
Harmonize the notes of the pentatonic and blues scale.
Create melodies with the voicings; stay in one voicing family first.
Combine voicing families as curiosity guides you.
For color, plane chromatically between voicings — approach from a half step above or below.
One shape, twelve bass notes, exactly as Ex. 5 / 10 / 11 — click a column to hear it. Grayed columns have no usable symbol.