Preliminary mineral reconnaissance of Central Wales /
T. K. Ball and M. J. C. Nutt.
- London: Her Majesty's Stationery Office, 1976.
- iv, 12 p. ; 30 cm. +12 maps.
- Institute of Geological Sciences : Natural Environment Research Council. 75/14 .
Conduct map 1: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Pb in planning concentrates. Conduct map 2: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Cu in stream sediments. Conduct map 3: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Ba in planning concentrates. Conduct map 4: Institute of Geological Sciences, Geological Survey of Great Britain (England and Wales) Central Wales Mining Field, scale 1:100,000. Generalized vertical section. Conduct map 5: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Sn in stream sediments. Conduct map 6: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Pb in stream sediments. Conduct map 7: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Ce in panning concentrates. Conduct map 8: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Ba in stream sediments. Conduct map 9: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Mn in stream sediments. Conduct map 10: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Zn in stream sediments. Conduct map 11: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Cu, Pb, Zn in stream water, Mid-Wales. Conduct map 12: Institute of Geological Sciences, Geochemical Division, Central Wales Mining Field, scale 1:100,000. Zn in panning concentrates.