"The potential investment and returns for that investment are huge in this particular mine" says Wayne Thomas, from the National Union of Mineworkers.
"The access is already there, and the working methods could be adapted slightly.
"But the investment returns are there for the longer term, and I think there's stability there... for these individuals in South Wales who want to work in coal mining."
More top news
One-year-old sheepdog Nell was stolen from a farm on the outskirts of Dolgellau.
Police are investigating an allegation that a young child was approached by a stranger in Llanelli.
An unsettled few days are in store, with rain and wind expected.