The BGS Lexicon of Named Rock Units — Result Details
Devil's Bridge Formation
Computer Code: | DBF | Preferred Map Code: | notEntered |
---|---|---|---|
Status Code: | Pending Upgrade | ||
Age range: | Llandovery Epoch (SL) — Llandovery Epoch (SL) | ||
Lithological Description: | Siliciclastic argillaceous rock with subsidiary sandstone. | ||
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: | Aberystwyth area, west Wales. | ||
Parent Unit: | Not Applicable (-) | ||
Previous Name(s): | Middle Devil's Bridge Member [Obsolete Name And Code: Use DBF]
(MDB)
Upper Devil's Bridge Member [Obsolete Name And Code: Use DBF] (UDB) Lower Devil's Bridge Member [Obsolete Name And Code: Use DBF] (LDB) Lower Devil's Bridge Member And Middle Devil's Bridge Member (Undifferentiated) [Obsolete Name And Code: Subsumed Within DBF] (LMDB) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
none recorded or not applicable | |||
Reference(s): | |||
none recorded or not applicable | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
E149 E179 E164 E150 |