 There were some very small enclosed fields (called "crofts", "closes" or "paddocks" beside outlying farmsteads on Broadfield Down and in the Lye Cross and Lye Hole area.In the middle of the 16th century Calamine, a zinc ore, was found at Broadfield Down.It was then taken down the Banwell River and floated across the Bristol Channel to Tintern for smelting.