Work Magma for orchestra Year: 1992 · Duration: 12m Year: 1992 Duration: 12m Helen Bowater Composer Composer: Helen Bowater About Work About Performance history Workshopped and recorded by Auckland Philharmonia in the 1992 Composers' Workshop. Related works Blue Shift for solo piano Gigue for solo piano Pepetuna “Ghost Moth” for piano and taonga puoro Swansong for cello Urwachst for orchestra Violin Concerto for 10 players for chamber ensemble