The BGS Lexicon of Named Rock Units — Result Details
Erbistock Formation [Obsolete: use HA, SAL]
Computer Code: | ERB | Preferred Map Code: | notEntered |
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Status Code: | Index Level | ||
Age range: | Asturian Substage (CAS) — Cisuralian Epoch (PLC) | ||
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: | Originally Erbistock Beds in Shrewsbury Coalfield, where it included Keele Beds (below) and Alberbury Breccia (above. Replaced by these two names on 1:50K Shrewsbury reprint (152) with an unconformity (base Permian) between the two parts. Use of Erbistock Formation on Chester (109) is restricted to the Keele Beds part (ie late Carboniferous). Keele Beds is now regarded provisionally as Salop Formation. | ||
Parent Unit: | none recorded or not applicable | ||
Previous Name(s): | Erbistock Group [Obsolete Name and Code: Use ERB]
(-1528)
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Alternative Name(s): | Salop Formation Halesowen Formation |
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Stratotypes: | |||
none recorded or not applicable | |||
Reference(s): | |||
Powell, J H, Chisholm, JI, Bridge, D M, Rees, J G, Glover, B W and Besly, B M. 2000. Stratigraphical framework for Westphalian to Early Permian red-bed successions of the Pennine Basin. British Geological Survey Technical Report WA/99/10. | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
E109 |