Computer Code: |
CFCOI |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Ordovician Period (O)
— Ordovician Period (O) |
Lithological Description: |
Feldspar-phyric, micrographic microgranite. |
Definition of Lower Boundary: |
Not defined. |
Definition of Upper Boundary: |
Not defined. |
Thickness: |
A near-vertical sheet, emplaced along the Roughton Gill Fault, at the western margin of the Carrock Fell Complex. |
Geographical Limits: |
Carrock Fell, Cumbria. |
Parent Unit: |
Carrock Fell Complex (CFCO)
|
Previous Name(s): |
Iron Crag Microgranite [In Carrock Fell Complex] [Obsolete Name and Code: Use CFCOI]
(-4532)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
Roughton Gill, Caldbeck Fells. Millward (1999) |
Reference(s): |
Millward, D. Carrock Fell. 198-204 in Stephenson, D, Bevins, R E, Millward, D, Highton, A J, Parsons, I, Stone, P and Wadsworth, W J. 1999. Caledonian Igneous Rocks of Great Britain. Geological Conservation Review Vol. 17. (Peterborough: Joint Nature Conservation Committee.) |
Millward, D. 2002. Early Palaeozoic magmatism in the English Lake District. Proceedings of the Yorkshire Geological Society, Vol. 54, Part 2, 65-93. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
E023
|