The BGS Lexicon of Named Rock Units — Result Details
Lower Bringewood Formation
| Computer Code: | LBN | Preferred Map Code: | LBn |
|---|---|---|---|
| Status Code: | Pending Upgrade | ||
| Age range: | Gorstian Age (SG) — Gorstian Age (SG) | ||
| Lithological Description: | Limestone and siltstone. | ||
| 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 Bringewood Beds [Obsolete Name and Code: Use LBN]
(-1639)
Bringewood Group [Obsolete Name and Code: Use LBN] (-4749) |
||
| 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, 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). | |||
| 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. | |||
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
| E249 E181 | |||