https://www.google.ie/maps/place/Derreennalomane,+Co.+Cork/@51.5863811,-9.5281993,15z/data=!3m1!4b1!4m2!3m1!1s0x48459f1017e6ba6b:0x2600c7a7bb4c0372

1840-1920.  Dreenlomane, (Doirín na Lomán: Little Oakwood) Barytes Mines , Ballydehob, and Barytes Mines in Bantry District, West Cork.

 

See Also:

The Metal Mines of West Cork by Diana Hodnett published by the Trevithick Society in Cornwall, which has a chapter devoted to the Dereenalomane Copper and Barytes Mine (1843-1920).

 

Scart and Barytes Mines Derreenlomane, (Doirín na Lomán- Little Oakwood), Ballydehob, West Cork, Barytes Mines