Computer Code: |
CMS |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Comley Series (EC)
— St David's Series (ED) |
Lithological Description: |
[Obsolete: use LCSS, UCSS] Green glauconitic sandstones. |
Definition of Lower Boundary: |
Drawn at the base of the Comley Sandstone Group which rests conformably upon the Wrekin Quartzite. |
Definition of Upper Boundary: |
Drawn at the conformable upward passage of Upper Comley Sandstone Formation with the base of the Shoot Rough Road Shales Formation. |
Thickness: |
266 metres approx. |
Geographical Limits: |
Comley, Shropshire. |
Parent Unit: |
none recorded or not applicable
|
Previous Name(s): |
Comley Sandstone Series [Obsolete Name and Code: Use LCSS, CMS]
(-2710)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
Comley. |
Reference(s): |
Cobbold, E S. 1909. On some excavations in the Cambrian rocks of Comley, Shropshire, 1907. Report of the British Association (for 1908), 231-242. |
Cobbold, E S. 1911. Third report on excavations among the Cambrian rocks of Comley, Shropshire, 1909. Report of the British Association (for 1910), 113-122. |
Cobbold, E S. 1927. The stratigraphy and geological structure of the Cambrian area of Comley. Quarterly Journal of the Geological Society, Vol.83, p.560. |
Cobbold, E S. 1921. The Cambrian horizons of Comley, Shropshire. Quarterly Journal of the Geological Society of London, Vol.76. |
Cobbold, E S and Pocock, R W. 1934. The Cambrian area of Rushton (Shropshire). Philosophical Transactions of the Royal Society B, pp.223, 383 and 397. |
Robertson, T. "In" Pocock, R W and others. 1938. Shrewsbury. Memoir of the Geological Survey of Great Britain, Sheet 61. |
Lapworth, C. 1891. On Olenellus callavei and its geological relationships. Geological Magazine, Vol.8, 532-533. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |