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
|