The BGS Lexicon of Named Rock Units — Result Details

Northern England Devonian Plutonic Suite
Computer Code: NEDP Preferred Map Code: notEntered
Status Code: Full
Age range: Devonian Period (D) — Devonian Period (D)
Lithological Description: A potassium feldspar-phyric granite, biotite granite and muscovite-quartz rock, interpreted as greisen.
Definition of Lower Boundary: Includes all granite plutonic intrusions of Early Devonian age in Northern England, including the exposed Shap Pluton (SHAP), the Skiddaw Pluton (SKID) and the concealed Weardale and Crummock Water intrusions. The Shap Pluton is the type pluton for this Suite.
Definition of Upper Boundary: Not defined.
Thickness: Not defined.
Geographical Limits: Cumbria, Northumberland and Durham, northern England.
Parent Unit: Caledonian Supersuite (CIGSS)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
Millward, D, 2002. Early Palaeozoic magmatism in the English Lake District. Proceedings of the Yorkshire Geological Society, Vol. 54, part 2, 65-93. 
Stephenson, D, Bevins, R E, Millward, D, Highton, A J, Parsons, I, Stone, P and Wadsworth, W J, 1999. Caledonian igneous rocks of the British Isles. (Peterborough: Joint Nature Conservation Committee.) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E023 E029 E039 E030
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