Listen to Mazurka in A Minor, Op. 68, No. 2 (Ballet Music) online. Mazurka in A Minor, Op. 68, No. 2 (Ballet Music) is an Unknown language song and is sung by Calm Music for Studying. Mazurka in A Minor, Op. 68, No. 2 (Ballet Music), from the album Study Music: Calming Relaxing Instrumental Music for Focus On Learning and Mozart Effect, was released in the year 2014. The duration of the song is 3:23. Download Unknown songs online from JioSaavn.