A small lead and zinc mine situated near to the Penpompren Uchaf farm and worked from 1856 to 1860 as Lerry, and then reworked with Edward Evans as manager from 1892 until 1910.
Edward Evans kept the Leri Stores at Talybont and also managed Talybont Mine and Bwlch Glas.
Today, the deep adit which formerly emerged adjacent to the track of the Hafan and Plynlimon Railway is run in; however the upper adit above the track is open. This is a series of trials, with a deep winze descending to the deep adit.