![Delays in South 32 acquiring Peabody's Metropolitan mine has added to its cash surplus.](/web/20170328002600im_/http://www.theage.com.au/content/dam/images/1/0/g/w/l/s/image.related.wideLandscape.460x259.gv77s2.png/1490596788216.jpg)
Surging cash bank prompts big South 32 buy-back
Delays in prospective acquisitions amid continued high commodity prices has prompted South 32, the BHP Billiton spin-out of orphan assets, to buy back close to 5 per cent of its shares for $US500 million