| Computer Code: |
CMBB |
Preferred Map Code: |
CAMB |
| Status Code: |
Full |
| Age range: |
Arundian Substage (CJ)
— Holkerian Substage (CQ) |
| Lithological Description: |
Rhythmic cycles of sandstones, thin limestones and mudstones, the beds abundantly shelly; some algal beds. |
| Definition of Lower Boundary: |
Conformable on Main Algal Fourteen of the Main Algal Member (Lyne Formation) of Bewcastle. |
| Definition of Upper Boundary: |
Conformable upper boundary with the base of the locally developed Whitberry Bed of the Fell Sandstone Formation. |
| Thickness: |
204 m (Bewcastle). |
| Geographical Limits: |
Northumberland - Solway Basin. Bewcastle district (England Sheet 12). |
| Parent Unit: |
Lyne Formation (LYNE)
|
| Previous Name(s): |
Cambeck Beds [Obsolete Name and Code: Use CMBB]
(-140)
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Section |
Cambeck Member (Barrow's Pike Sandstone to base of Whitberry Band), Whitberry Burn, Bewcastle (Day, 1970). |
| Type Section |
Cambeck Member (Lower Antiquatonia Band to base of Whitberry Band), River White Lyne, Bewcastle (Day, 1970). |
| Reference(s): |
| Day, J B W and others, 1970. Geology of the neighbourhood around Bewcastle. Memoir of the British Geological Survey, Sheet 12. (England and Wales). |
| Leeder, M R. 1974. Lower Border Group (Tournaisian) fluvio-deltaic sedimentation and palaeogeography of the Northumberland Basin. Proceedings of the Yorkshire Geological Society, Vol.40, 129 - 180. |
| Dean, M T, Browne, M A E, Waters, C N and Powell, J H. 2011. A lithostratigraphical framework for the Carboniferous successions of northern Great Britain (onshore). British Geological Survey Research Report, RR/10/007. 165pp. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
E012
|
