| Computer Code: |
PCRC |
Preferred Map Code: |
notEntered |
| Status Code: |
Index Level |
| Age range: |
Asbian Substage (CR)
— Asbian Substage (CR) |
| Lithological Description: |
Coal. |
| Definition of Lower Boundary: |
none recorded or not applicable
|
| Definition of Upper Boundary: |
none recorded or not applicable
|
| Thickness: |
c.0.75 to 1.2m locally. |
| Geographical Limits: |
Widely developed in Northumberland. |
| Parent Unit: |
Tyne Limestone Formation (TYLS)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
Furnace Coal (Northumberland)
|
| Stratotypes: |
| none recorded or not applicable |
| Reference(s): |
| Lexique Stratigraphique International. 1971. Volume 1, Europe, Fascicule 3a, England, Wales and Scotland, Part 3a VII, Lower Carboniferous (Dinantian). |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
E007
E008
|
