March 19 (Reuters) - Sheffield Resources Ltd SFX.AX :
* WILL BURBURY WILL STEP DOWN AS NON-EXECUTIVE CHAIRMAN
* APPOINTED JOHN RICHARDS, CURRENTLY A NON-EXECUTIVE DIRECTOR, TO SERVE AS NON-EXECUTIVE CHAIRMAN
March 19 (Reuters) - Sheffield Resources Ltd SFX.AX :
* WILL BURBURY WILL STEP DOWN AS NON-EXECUTIVE CHAIRMAN
* APPOINTED JOHN RICHARDS, CURRENTLY A NON-EXECUTIVE DIRECTOR, TO SERVE AS NON-EXECUTIVE CHAIRMAN