The BGS Lexicon of Named Rock Units — Result Details

Lower Elton Formation, Middle Elton Formation And Upper Elton Formation (Undifferentiated)

Computer Code: ELTU Preferred Map Code: Elt
Status Code: Index Level
Age range: Gorstian Age (SG) — Gorstian Age (SG)
Lithological Description: See the Lithology descriptions for the component formations.
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, Middle and Upper Elton Beds [Obsolete Name and Code: Use ELTU] (-231)
Elton Group [Obsolete Name and Code: Use ELTU] (-1527)
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
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. 
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). 
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, 32 pp. 
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. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E168 E181