Map record details
| Map series | Geological Survey of England and Wales 1:63,360/1:50,000 geological map series, New Series |
|---|---|
| Sheet number | 194 |
| Sheet title | Llangranog. |
| Map type | Bedrock and Superficial |
| Scale | 1:50 000 |
| Publication year | 2006 |
| Author statement | Original geological survey at 1:63 360 scale by W.T. Aveline, H.T. de la Beche, J. Phillips, A.C. Ramsay, J. Rees (Junior) and D.H. Williams. Published as part of Old Series sheets 40, 41, 57 and 58 between 1845 and 1857. In the south of the district, parts of the Teifi valley and its tributaries were resurveyed at the 1:10 000 scale by J.R. Davies, J.K. Prigmore, R.A. Waters and D. Wilson in1995-97 as part of the Afon Teifi Catchment Survey Project partly funded by Ceredigion, Pembrokeshire, Carmarthenshire and former Dyfed county councils and theEnvironment Agency (Wales). A small area in the north of the district was surveyed at 1:10 000 scale by D.G. Woodhall and J.A. Zalasiewicz in 1990-92. Remaining parts of the district were surveyed at the 1:20 000 scale by J.R. Davies,T.H. Sheppard, R.A. Waters and D. Wilson in 2004 as part of the GeoCymru Project supported by a grant from the Welsh Assembly Government. Biostratigraphy by M.P.A. Howe and M. Williams. Biostratigraphical collecting wasassisted by staff of the National Museum and Galleries of Wales. Compiled by J.R. Davies and T.H. Sheppard.P.J. Strange, Regional Geologist. |
| Published statement | Released 2006. Print code: 2000/2006. |
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