The BGS Lexicon of Named Rock Units — Result Details

Lickey Quartzite Formation

Stratotypes:
Computer Code:	LQ	Preferred Map Code:	LQ
Status Code:	Full
Age range:	Ordovician Period (O) — Ordovician Period (O)
Lithological Description:	Quartzite, pale grey and purple (ranging from lithic arenite, subarkose to quartzite) and thin beds of fissile mudstone and possibly tuff.
Definition of Lower Boundary:	Not seen, fault-bounded inlier.
Definition of Upper Boundary:	Unconformable boundary with the overlying Rubery Formation (Llandovery) or Halesowen Formation (Carboniferous).
Thickness:	Not fully proved - no reliable estimate
Geographical Limits:	West Midlands (South Staffordshire).
Parent Unit:	Not Applicable (-)
Previous Name(s):	[Obsolete Code: Use LQ] (*911) Lickey Sandstone [Obsolete Name And Code: Use LQ] (LIS)
Alternative Name(s):	none recorded or not applicable
Type Area	Lickey Hills between Kendal End [SP 001 746] and Holly Hill [SO 991 784]; Cofton Hill [SP 001 753] and Rednall Gorge [SO 998 759].
Reference Section	Walsall Borehole [SP 09NW/33] from 382 m to 391.7 m depth (Butler, 1937).
Reference(s):
Lapworth, C, 1899. Sketch of the geology of the Birmingham district, with special reference to the long excursion of 1898. Proceedings of the Geologists' Association, 15, 313-415.
Old R A, Hamblin, R J O, Ambrose, K, and Warrington G. 1991. Geology of the country around Redditch. Memoir of the British Geological Survey, Sheet 183 (England and Wales).
Butler, A J. 1937. On Silurian and Cambrian rocks encountered in a deep boring at Walsall, South Staffordshire. Geological Magazine, Vol. 74, 241-257.
Eastwood, T, Whitehead, T H, and Robertson, T. 1925. The geology of the country around Birmingham. Memoir of the British Geological Survey of Great Britain.
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E168 E183

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