The BGS Lexicon of Named Rock Units — Result Details

Rushton Schist

Computer Code: RS Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Cryogenian Period (AC) — Cryogenian Period (AC)
Lithological Description: Quartz-feldspar-garnet-mica schists.
Definition of Lower Boundary: Unknown - base not seen.
Definition of Upper Boundary: Unconformably overlain by younger strata of various ages.
Thickness: Unknown.
Geographical Limits: The Welsh Borderlands, in Shropshire, and the Wrekin area.
Parent Unit: Not Applicable (-)
Previous Name(s): Rushton Schist [Obsolete Code: Use RS] (URN)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Small exposures in farmyards at western end of Rushton Village, Shropshire. Pocock et al., 1938. 
Reference(s):
Thorpe, R S, 1974. Aspects of magmatism and plate tectonics in the Precambrian of England and Wales. Geological Journal, Vol.9, 115-136. 
Callaway, C. 1884. On a new metamorphic area in Shropshire. Geological Magazine, Vol.21, 362-366. 
Pocock R W, Whitehead T H, Wedd C B and Robertson T. 1938. Shrewsbury District including the Hanwood Coalfield. Memoir of the Geological Survey of Great Britain, England and Wales. (London: H.M.S.O.). 
Pharaoh T C and Gibbons W. 1994. Precambrian rocks in England and Wales south of the Menai Strait Fault System. 85-97 in Gibbons W and Harris A L (editors), A revised correlation of Precambrian rocks in the British Isles. Geological Society of London Special Report No.22. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E152