| Computer Code: |
GILS |
Preferred Map Code: |
notEntered |
| Status Code: |
Full |
| Age range: |
Brigantian Substage (CX)
— Brigantian Substage (CX) |
| Lithological Description: |
[Obsolete: use HUR]
Blue-grey limestone; the lower part is coarsely crinoidal and the beds above are finer-grained and evenly bedded. |
| Definition of Lower Boundary: |
none recorded or not applicable
|
| Definition of Upper Boundary: |
none recorded or not applicable
|
| Thickness: |
c.18m. Lower 3m coarse-grained, remainder finer-grained. |
| Geographical Limits: |
Midlothian "basin" (and beyond under other names. See Hurlet Limestone). |
| Parent Unit: |
none recorded or not applicable
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
Upper Longcraig Limestone [Obsolete: use HUR]
|
| 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: |
|
S025
S024
S024
S032
|
