Hay-on-Wye

by P.R. Wilby

Published 1 January 2004
This "Sheet Explanation" describes the geology of the picturesque Hay-on-Wye district in the Welsh borderlands, between the southern edge of Radnor Forest and the northeastern margin of the Black Mountains. The district provides transect across the southeast margin of the Lower Palaeozoic Welsh Basin. A summary of the lithological characteristics and deposition environments for each formation is provided. In addition, information on the applied geology for the area is offered - mineral and water resources, engineering ground conditions and geological conservation, all of which are vital considerations for future planning and development.

Sheet E211

Newcastle Emlyn

by P.R. Wilby

Published 1 January 2007
A brief explanation of the geology shown on the relevant 1: 50 000 scale geological map(s).