Learn the basic chords of Lone - Aquamarine chords, with this master sequence: Gm, C, Ab, Gm, Fm, Gm, Bb, C and Fm. Ease into the song by practicing at 73 BPM before reaching the track's full tempo of 146 BPM. With an eye on the song's key (unknown) Major, set the capo that best suits your vocal range.