The BGS Lexicon of Named Rock Units — Result Details

Badsworth Member

Computer Code: BADS Preferred Map Code: notEntered
Status Code: Full
Age range: Bolsovian Substage (CC) — Bolsovian Substage (CC)
Lithological Description: Mudstones, siltstones and sandstones. Grey beds with thin coals in lower part. Red beds above.
Definition of Lower Boundary: Base of First Cherry Tree Marker (mudstones with bivalves).
Definition of Upper Boundary: Not defined. (Highest preserved bed of Coal Measures beneath the sub-Permian Unconformity).
Thickness: c.90m+
Geographical Limits: Yorkshire Coalfield.
Parent Unit: Pennine Upper Coal Measures Formation (PUCM)
Alternative Name(s): none recorded or not applicable
Partial Type Section  Cherry Tree Borehole (near South Elmsall, Yorkshire). SE41SE/9. Depths of member 0 - 16.61m (samples RG 4241 - 4455 from 50' to 1946'). 
Partial Type Section  Badsworth No.4 Borehole, Badsworth, Yorkshire. SE41SE/1. Depths of member 0-76.96m (samples RG 4566-4595 from 138' to 620'). 
Goossens, R F and Smith, E G, 1973. The stratigraphy and structure of the Upper Coal Measures in the exposed Yorkshire Coalfield between Pontefract and South Kirkby. Proceedings of the Yorkshire Geological Society, Vol.39, 487-514. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable