Computer Code: |
KTBR |
Preferred Map Code: |
KTBR |
Status Code: |
Full |
Age range: |
Permian Period (P)
— Permian Period (P) |
Lithological Description: |
A coarse- to medium- grained breccia, composed of subrounded, poorly sorted, red micaceous wacke and shale clasts. |
Definition of Lower Boundary: |
Unconformable on Early Palaeozoic wacke sandstone of the Hawick and Riccarton groups. |
Definition of Upper Boundary: |
Not seen. |
Thickness: |
20 m thick. |
Geographical Limits: |
Localised distribution in Annandale, south-west Scotland, on Sheet S10W. |
Parent Unit: |
Appleby Group (APY)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
River section in the Water of Milk at Kettleholm, 5 km south of Lockerbie, Dumfries and Galloway. Brookfield, 1978. |
Reference(s): |
Brookfield, M E. 1978. Revision of the Stratigraphy of Permian and Supposed Permian Rocks of Southern Scotland. Geologische Rundschau, Vol. 67, 110-143. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S010
|