The BGS Lexicon of Named Rock Units — Result Details
Woolley Grit Member
| Computer Code: | WOG | Preferred Map Code: | notEntered |
|---|---|---|---|
| Status Code: | Full, without ratification | ||
| Age range: | Paleogene Period (G) — Paleogene Period (G) | ||
| Lithological Description: | Hard grey, coarse-grained sandstone and conglomeratic sandstones. Some cross-bedding and poorly-preserved coniferous woody fragments at Higher Knowle Wood [SX 7921 8103] (Blythe and Shearman, 1962). | ||
| Definition of Lower Boundary: | Near to Wolleigh, a faulted contact with the Dartmoor Granite; elsewhere, poorly defined, but discordant on the Dartmoor granite or metamorphosed pre-Cretaceous rocks. | ||
| Definition of Upper Boundary: | Locally, unconformable relationships with Head. | ||
| Thickness: | Up to 24 m. | ||
| Geographical Limits: | The Bovey Formation underlies the low ground between Bovey Tracey and Newton Abbot, south Devon. Exposures of the Wooley Grit have been noted near to Wolleigh House [SX 804 797] and in Higher Knowle Wood [SX 793 809] by Blythe and Shearman (1962). An exposure of a similar rock type has been noted north of Chagford between [SX 766 013] and [SX 713 902] by Edmonds and others, 1968, and included in the Bovey Formation by these authors. | ||
| Parent Unit: | Bovey Formation (BOF) | ||
| Previous Name(s): | Blatchford Sand
(BLATS)
Woolley Grit [Obsolete Name and Code: Use WOG] (-4403) |
||
| Alternative Name(s): | none recorded or not applicable | ||
| Stratotypes: | |||
| Type Section | Near to Wolleigh House, 1 mile NW of Woolley. Blythe and Shearman, 1962. | ||
| Reference(s): | |||
| Edmonds, E A, Wright, J E, Beer, K E, Hawkes, J R, Fenning, P J, Freshney, E C, Lovelock, P E R, McKeown, M C, Ramsbottom, W H C and Williams, M. 1968. Geology of the country around Okehampton. Memoir of the Geological Survey of Great Britain, Sheet 324 (England and Wales). | |||
| Selwood, E B, Edwards, R A, Simpson, S, Chesher, J A, Hamblin, R J O, Henson, M R, Riddolls, B W and Waters, R A. 1984. Geology of the countryside around Newton Abbot. Memoir of the British Geological Survey, Sheet 339 (England and Wales). | |||
| Blythe, F G H, and Shearman, D J. 1962. A conglomeratic grit at Knowle Wood, near Wooley, south Devon. Geological Magazine, Vol. 99, pp 30-32. | |||
| Vincent, A. 1974. Sedimentary environments of the Bovey Basin. Unpublished M. Phil. thesis, University of Surrey. | |||
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
| E339 | |||