 Lorn Furnace or Bonawe Furnace is located across the loch, in Glenorchy and Innishail Parish, between the rivers Awe and Nant, close to Taynuilt Village in Muckairn Parish from which the Nant separates it.It was built in 1753 by Richard Ford & Co. (the Newland Company) from Furness (now in Cumbria) to use Furness haematite ore with local charcoal.The same company operated the furnace until 1876.