Computer Code: |
TFH |
Preferred Map Code: |
notEntered |
Status Code: |
Index Level |
Age range: |
Arundian Substage (CJ)
— Arundian Substage (CJ) |
Lithological Description: |
Limestone and mudstone. |
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: |
Restricted to the Swinden Anticline [SE 86 54], about 2km south of Hellifield, North Yorkshire. |
Parent Unit: |
Hodder Mudstone Formation (HOM)
|
Previous Name(s): |
Toft Hill Beds [Obsolete Name and Code: Use TFH]
(-4366)
|
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: |
E060
|