Geophysical down-hole recognition of the
β
I. P. Tunbridge
π
Article
π
2007
π
John Wiley and Sons
π
English
β 269 KB
Geophysical down-hole logs from the Maesteg and Senghenydd boreholes permit the recognition of the Townsend Tuff Bed and 'Psammasteus' Limestone markers on the basis of distinctive log motifs. The thickness of the interval between these markers i s greater than at basin-margin localities and may be