Computer Code: |
DBLM |
Preferred Map Code: |
DBLM |
Status Code: |
Full |
Age range: |
Courceyan Substage (CF)
— Courceyan Substage (CF) |
Lithological Description: |
Micritic limestone, pale grey, laminated and nodular. Algal mat stromatalites and sparse, marine, shelly fauna. Limestones interbedded with calcareous mudstone, siltstone and sandstone. |
Definition of Lower Boundary: |
Base of limestones and calcareous mudstones overlying fluvial sandstones, siltstones and mudstones of the Barony Glen Formation. |
Definition of Upper Boundary: |
Uppermost limestone overlain by fluvial sandstones, siltstones and mudstones of the Barony Glen Formation. |
Thickness: |
140m |
Geographical Limits: |
Newtownstewart Basin, Sperrin Mountains, County Tyrone, Northern Ireland. |
Parent Unit: |
Barony Glen Formation (BAGL)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Partial Type Section |
Douglas Burn, County Tyrone, Northern Ireland. |
Reference(s): |
none recorded or not applicable |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |