Jan 21 (Reuters) - South32 Ltd S32.AX :
* Quarterly report December 2015 S32.AX
* Qtrly alumina production 1,302 kt versus 1,364 kt in prior quarter
* Qtrly aluminium prduction 241 kt versus 244 kt in prior quarter
* Qtrly payable nickel production 8.8 kt versus 8.7 kt in prior quarter
* "FY 2016 production guidance is maintained for the majority of our upstream operations"
* During the December 2015 half year, South32 invested US$7M on exploration, of which US$2M will be capitalised
* "Have lowered our estimate for illawarra metallurgical coal production by 7% to 8.3mt"
* "South32 Capital expenditure guidance for FY 2016 of US$700M was predicated on several assumptions"
* Source text for Eikon ID:nASXbfk2j