The BGS Lexicon of Named Rock Units — Result Details

Harwich Stone Band

Computer Code: HARS Preferred Map Code: notEntered
Status Code: Index Level
Age range: Ypresian Age (GY) — Ypresian Age (GY)
Lithological Description: The Harwich Stone Band is a tabular argillaceous limestone with a central ash bed, that occurs near the base of the clayey silts and silty clays in the lower part of the Wrabness Member.
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: The Harwich Stone Band is typically about 0.25 m thick.
Geographical Limits: The Harwich Stone Band appears to be widely developed within the Wrabness Member, in East Anglia, north-eastern Essex and the nearby offshore area.
Parent Unit: Wrabness Member (WRAB)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Reference Section  The Harwich Stone Band is exposed on the foreshore on the eastern side of the Harwich promontory, between Beacon Cliff [TM 2629 3166] and Harwich Green [TM 2630 3233] Daley, 1999 
Reference(s):
Jolley, D.W., 1996. The earliest Eocene sediments of eastern England: an ultra-high resolution palynological correlation, In: Knox, R.W.O., Corfield, R.M., Dunay, R.E. (Eds.), Correlation of the Early Palaeogene in Northwest Europe. Geological Society of London Special Publication 101, pp. 219-254. 
Aldiss, D.T., 2012. The stratigraphical framework for the Palaeogene successions of the London Basin, UK. British Geological Survey Open Report OR/12/004. Available from http://nora.nerc.ac.uk/17121/. 
Daley, B. 1999. London Basin: eastern localities, In: Daley, B., Balson, P. (Eds.), British Tertiary Stratigraphy. Geological Conservation Review Series 15, pp. 23-72. 
Elliott, G.F., 1971. Eocene volcanics in south-east England. Nature Physical Science 230, 9. 
King, C., 1981. The stratigraphy of the London Clay and associated deposits. Dr W Backhuys, Rotterdam. 
Knox, R.W.O., Ellison, R.A., 1979. A Lower Eocene ash sequence in SE England. Journal of the Geological Society 136, 251-253. 
King, C. in prep. A revised correlation of Palaeogene and Neogene deposits in the British Isles. Geological Society of London Special Report. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable