The BGS Lexicon of Named Rock Units — Result Details
Blind Beck Sandstone Member
| Computer Code: | BBKS | Preferred Map Code: | BBKS |
|---|---|---|---|
| Status Code: | Full | ||
| Age range: | Mid Devonian Epoch (DM) — Tournaisian Age (CT) | ||
| Lithological Description: | A brick-red, trough cross-bedded, medium- to coarse-grained sandstone, with siltstone interbeds containing large abundant well-rounded sand grains with haematite pellicles interpreted to be of aeolian provenance. | ||
| Definition of Lower Boundary: | Conformable upon the top of the Shap Wells Conglomerate Formation. | ||
| Definition of Upper Boundary: | Marked by the unconformity at the base of the Dinantian Marsett Formation. | ||
| Thickness: | Up to 200 m thick. | ||
| Geographical Limits: | The valley of the Birk Beck and Upper Lunedale, Cumbria. | ||
| Parent Unit: | Shap Wells Conglomerate Formation (SHWC) | ||
| Previous Name(s): | Shap Conglomerate Formation [Obsolete Name And Code: See SHWC]
(SHPC)
Shap Red Beds [Obsolete Name and Code: Use BBKS] (-1332) Part of Shap Conglomerate Formation [Obsolete Name and Code: Use BBKS] (-41) Blind Beck Sandstone Formation [Obsolete Name and Code: Use BBKS] (-3819) Red Sandstone Group (-671) |
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| Alternative Name(s): | none recorded or not applicable | ||
| Stratotypes: | |||
| Partial Type Section | Blind Beck Pattison, 1990. | ||
| Reference(s): | |||
| Capewell, G C. 1954. The post-Silurian pre-marine Carboniferous sedimentary rocks of the eastern side of the English Lake District. Quarterly Journal of the Geological Society of London,111, 23-46. | |||
| Kimber, R.N. 1987. The sedimentology of the Ravenstonedale Limestone and it?s correlatives in Westmorland and the Furness area of Lancashire Unpublished PhD thesis, University of Southampton. | |||
| Pattison, J. 1990. Geology of the Orton and Sunbiggin Tarn districts. Geological notes and local details for 1:10,000 Sheets NY60NW and NY60NE and part of 1:50,000 Sheets 30 (Appleby), 31 (Brough), 39 (Kendal) and 40 (Kirkby Stephen). British Geological Survey Onshore Geology Series, Technical Report, WA/90/12. | |||
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
| E030 E039 | |||