Computer Code: |
SGMB |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Langsettian Substage (CA)
— Langsettian Substage (CA) |
Lithological Description: |
Blackband ironstone, with Lingula sp., foraminifera, and ostracods. |
Definition of Lower Boundary: |
Conformable with underlying seatearth. |
Definition of Upper Boundary: |
Conformable with overlying dark grey, bedded mudstone. |
Thickness: |
10 cm. |
Geographical Limits: |
none recorded or not applicable
|
Parent Unit: |
Scottish Lower Coal Measures Formation (LCMS)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Auchengean Farm [NS 8589 7727]. |
Reference(s): |
Browne, M A E and Gillen, C. (editors). 2015. A geological excursion guide to the Stirling and Perth area. Edinburgh: Edinburgh Geological Society in association with NMS Enterprises Limited. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |