Irish Geologist 1853, Lieutenant Colonel Portlock Royal Engineers on Rocks Bantry Bay, Rev. Joseph Galbraith on slates of Whiddy Island, W. L. Williams, Geology Survey on Geology of Southern Co. Cork.
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West Cork History 
Pingback: Overview of mining in West Cork, commencement of copper mining, Allihies 1813, Ballycumisk and Horse Island 1814, Balllydehob 1820, Cappagh 1820, Gortavallig Kilrohane pre 1854 and 1890, Barytes Bantry, Scart, Derryinagh, Dereenlomane, Mount Gabriel, Dunb
Pingback: Overview of mining in West Cork, commencement of copper mining, Allihies 1813, Ballycumisk and Horse Island 1814, Balllydehob 1820, Cappagh 1820, Gortavallig Kilrohane pre 1854 and 1890, Barytes Bantry, Scart, Derryinagh, Dereenlomane, Mount Gabriel, Dunb