The A Minor Key

The key of A minor uses mostly the notes of the A natural minor scale (A, B, C, D, E, F and G) and of the A harmonic minor scale (A, B, C, D, E, F and G#), and sometimes from the A melodic minor scale (A, B, C, D, E, F# and G#).

The key signature has neither sharps or flats, and its relative major key is C major which has the same key signature.

The C Major Key Signature

Famous songs in the key of A minor include Californication by the Red Hot Chili Peppers and Dream of Mirrors by Iron Maiden.

A Minor Diatonic Chords

Since the A minor key often combines two or more scales, it is used in a number of chords. Here are some examples:

Scale degree chords of the A natural minor scale:

iii°IIIivvVIVII
AmBmb5CDmEmFG

Scale degree chords of the A harmonic minor scale:

iii°III+ivVVIVII°
AmBmb5C+DmEFG#mb5

Scale degree chords of the A melodic minor scale:

IiiIII+IVVvi°vii°
AmBmC+DEF#mb5G#mb5

The most common chords in A minor are from the A natural minor scale, except for the 5th scale degree which is borrowed from A harmonic minor:

iii°IIIivVVIVII
AmBmb5CDmEFG

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