The BGS Lexicon of Named Rock Units — Result Details

Buck Hills Member

Computer Code: CMBG Preferred Map Code: BHM
Status Code: Full
Age range: Ediacaran Period (AD) — Ediacaran Period (AD)
Lithological Description: Blue-grey, laminated, graded volcaniclastic mudstones and siltstones with beds of massive to graded medium-grained volcaniclastic sandstone.
Definition of Lower Boundary: Sharp to locally gradational base on Sandhills Lodge Member, latter comprising volcaniclastic sandstone and sediment-clast breccia.
Definition of Upper Boundary: Sharp contact with interbedded volcaniclastic sandstones and breccias of Outwoods Breccia Member.
Thickness: About 790m
Geographical Limits: Buck Hills.
Parent Unit: Beacon Hill Formation (CMBH)
Previous Name(s): Buck Hills Greywacke [Obsolete Name and Code: Use CMBG] (-2707)
Buck Hills Grit [Obsolete Name and Code: Use CMBG] (-2102)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Buck Hills. 
Reference Section  Ridge to west of Home Farm. 
Reference(s):
Watts, W W, 1947. Geology of the ancient rocks of Charnwood Forest, Leicestershire. Leicester: Leicester Literary and Philosophical Society. 
Moseley, J and Ford, T D, 1985. A stratigraphic revision of the Late Precambrian rocks of Charnwood Forest, Leicestershire. Mercian Geologist, Vol.10(I), 1-18. 
Carney, J N. 1994. Geology of the Thringstone, Shepshed and Loughborough districts (SK41NW, SK41NE and SK51NW). British Geological Survey Technical Report WA/94/08. 
Worssam, B C and Old, R A, 1988. Geology of the country around Coalville. Memoir of the British Geological Survey, Sheet 155 (England and Wales) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E141