The BGS Lexicon of Named Rock Units — Result Details

Froghill Farm Gravel Member

Computer Code: FROGF Preferred Map Code: notEntered
Status Code: Full
Age range: Pleistocene Epoch (QP) — Pleistocene Epoch (QP)
Lithological Description: clayey to very clayey sandy gravel
Definition of Lower Boundary: Erosional on bedrock.
Definition of Upper Boundary: Present land surface
Thickness: Generally 2 to 5 m
Geographical Limits: Limited to two small outcrops on the interfluve to the west of Wroxall Brook, eastern Isle of Wight
Parent Unit: Eastern Yar River Formation (EYAR)
Previous Name(s): Plateau Gravel (PLG)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Two small outcrop on the interfluve west of Wroxall Brook 
Reference(s):
White, H J O. 1921. A short account of the geology of the Isle of Wight. Memoir of the Geological Survey of Great Britain, (1994 reprint). 
Hopson, P M, and Farrant A R. 2014. Geology of the Isle of Wight - a brief explanation of the Isle of Wight Special Geological Map Sheet. Sheet Explanation of the British Geological Survey. Parts of 1:50 0000 Sheets 330 (Lymington), 331 (Portsmouth), 344 (Chale) and 345 (Ventnor) (England and Wales) 
British Geological Survey. 2013. Isle of Wight. England and Wales Special Sheet incorporating parts of sheets 330,331,344,345. Bedrock and Superficial Deposits. 1:50 000. (Keyworth, Nottingham: British Geological Survey) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable