Computer Code: |
HBM |
Preferred Map Code: |
HBM |
Status Code: |
Full |
Age range: |
Neoproterozoic Era (AZ)
— Neoproterozoic Era (AZ) |
Lithological Description: |
Greenish brown compact chloritic schist with albite porphyroblasts, interbedded semi pelite. |
Definition of Lower Boundary: |
Gradational and conformable with normal clastic Dart Formation lithologies. |
Definition of Upper Boundary: |
Gradational and conformable upwards gradation into normal Dart Formation Lithologies. |
Thickness: |
c.47m |
Geographical Limits: |
Glenelly, Co. Londonderry, Northern Ireland. |
Parent Unit: |
Dart Formation (DART)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Glensass Burn, 150-200m upstream from Henry's Bridge |
Reference(s): |
none recorded or not applicable |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
N26
|