The BGS Lexicon of Named Rock Units — Result Details
Gnapiog Coal (South Wales)
Computer Code: | GNAP | Preferred Map Code: | notEntered |
---|---|---|---|
Status Code: | Index Level | ||
Age range: | Langsettian Substage (CA) — Langsettian Substage (CA) | ||
Lithological Description: | Coal. | ||
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: | South Wales Lower Coal Measures Formation (SWLCM) | ||
Previous Name(s): | none recorded or not applicable | ||
Alternative Name(s): | Bryn Coal (South Wales) Rhasfach Coal (South Wales) |
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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: | |||
E230 |