Computer Code: |
BLBI |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Langsettian Substage (CA)
— Langsettian Substage (CA) |
Lithological Description: |
The Black Bed Ironstone has been worked extensively around Bowling, Bierley and Low Moor. It consists of about 3m of mudstone with numerous bands of ironstone nodules, cumulatively about 0.6m. It commonly contains fish and plant remains. |
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
none recorded or not applicable
|
Geographical Limits: |
none recorded or not applicable
|
Parent Unit: |
Pennine Lower Coal Measures Formation (PLCM)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
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 |