C Aeolian — Triads
Three-note stacks of thirds, one per scale degree. The chord-quality pattern below is the Aeolian scale's diatonic harmony.
All 7 triads in sequence
Degree 1 · iCm
Degree 2 · ii°D dim
Degree 3 · IIIEb
Degree 4 · ivFm
Degree 5 · vGm
Degree 6 · VIAb
Degree 7 · VIIBb