Sept 4 (Reuters) - Zeta Resources Ltd ZER.AX :
* ANNOUNCES ITS INTENTION TO EXTEND ITS ON-MARKET SHARE BUY-BACK PROGRAM WHICH IS DUE TO EXPIRE ON 14 SEPTEMBER 2019
* ON-MARKET BUY-BACK IS TO ACQUIRE UP TO 9.2 MILLION ORDINARY SHARES DURING PERIOD 15 SEPTEMBER 2019 TO 14 SEPTEMBER 2020