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by holy_city 2453 days ago
Yes, my preferred way of looking at chords is superimposed intervals. The four chord qualities (major, minor, augmented, diminished) are built like:

- Diminished: Minor Third + Minor Third

- Minor: Minor 3rd + Major Third

- Major: Major 3rd + Minor Third

- Augmented: Major Third + Major Third

With the intervals being between the tonic and third, third and fifth. So for your example, that would be A, C, Eb as a diminished triad.