Knockboy () is a 706-metre-high mountain on the border between counties Cork and Kerry in Ireland.
Geography
Knockboy is the highest peak in the Shehy Mountains and the highest mountain in County Cork with its summit shared with County Kerry. It is the 104th highest peak in Ireland.Mountainviews reference
Geology The mountain is composed of sandstone laid down in the Devonian period which was subsequently uplifted to form a mountain range, before being eroded into its present form by glaciers during the last ice age.
See also
List of Irish counties by highest point Lists of mountains in Ireland List of mountains of the British Isles by height List of P600 mountains in the British Isles List of Marilyns in the British Isles List of Hewitt mountains in England, Wales and Ireland
References
Irish Walk Guides 1: South West. Seán Ó Súilleabháin, 1978.