Computer Code: |
LEL |
Preferred Map Code: |
Lelt |
Status Code: |
Pending Upgrade |
Age range: |
Gorstian Age (SG)
— Gorstian Age (SG) |
Lithological Description: |
none recorded or not applicable
|
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
none recorded or not applicable
|
Geographical Limits: |
none recorded or not applicable
|
Parent Unit: |
Lower Ludlow Shales Group (LLUS)
|
Previous Name(s): |
Lower Elton Beds [Obsolete Name and Code: Use LEL]
(-3520)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Cocks, L R M, Holland, C H and Rickards, B. 1992. A revised correlation of Silurian rocks in the British Isles. Geological Society of London Special Report. No.21, 32pp. |
Holland, C H, Lawson, J D and Walmsley, V G, 1963. The Silurian Rocks of the Ludlow District, Shropshire. Bulletin of the British Museum (Natural History), Geology Series. (London: British Museum (Natural History)). 93-171. |
Holland, C H, Lawson, J D and Walmsley, V G, 1959. A revised classification of the Ludlovian succession at Ludlow. Nature, London, 1037-1039. |
Lawson, J D and White, D E, 1989. The Ludlow Series in the Ludlow area, 73-90 in A global standard for the Silurian system. Holland, C H and Bassett, M G (editors). (Cardiff: National Museum of Wales). |
Holland, C H, Lawson, J D, Walmsley, V G and White, D E. 1980. Ludlow stages. Silurian Series and stages decisions concerning chronostratigraphy. Lethaia, Vol.13, p.238, 268. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |