Oct 17 (Reuters) - Aurizon Holdings Ltd AZJ.AX
* for coal september quarter 2016 volumes of 51.2mt represents a 3% (1.4mt) decrease
* for iron ore september quarter 2016 volumes were lower than pcp at 5.4mt
* Coal fy2017 tonnage guidance remains at 200212mt Source text for Eikon: ID:nASXYRYbp Further company coverage: AZJ.AX