Orkney, regional geochemical atlas /
Institute of Geological Sciences (Great Britain).Geochemical Division.
Natural Environment Research Council (Great Britain). Experimental Cartography Unit.
Institute of Geological Sciences (Great Britain). Highlands and Islands Unit.
London : The Institute,
1978.
At head of title: Institute of Geological Sciences. Natural Environment Research Council.
Scale of maps: 1:250,000.
Bibliography: p. xi.
"Sponsored by Department of Industry."
Geochemical prosepecting
Mines and mineral resources