G-flat major Rondo-Finale of his Seventh Symphony. Mahler's Tenth Symphony was composed in the enharmonic key of F-sharp major. This key is more often found in piano music, as the use of all five black keys allows an easier conformity to the player's hands, despite the numerous flats. Austrian composer Franz Schubert chose this key for his third impromptu from his first collection of impromptus (1827). Polish composer Frédéric Chopin wrote two études in the key of G-flat major: Étude Op. 10, No. 5 "Black Key" and Étude Op. 25, No. 9 "Butterfly". French composer Claude Debussy used this key for one
Major scale scale" is also used in the names of some other scales whose first, third, and fifth degrees form a major triad. The harmonic major scale has a minor sixth. It differs from the harmonic minor scale only by raising the third degree. \override Score.TimeSignature #'stencil = ##f \relative c' { </score> There are two scales that go by the name melodic major scale: The first is the fifth mode of the jazz minor scale, which can be thought of as the major scale (Ionian mode) with a lowered sixth and seventh degree or the natural minor scale (Aeolian mode) with