Computer Code: |
RCGR |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Devensian Stage (QD)
— Devensian Stage (QD) |
Lithological Description: |
Gravel, clast-supported but locally matrix-supported with matrix of reddish-brown sandy mud. Angular clasts of sandstone and psammite. |
Definition of Lower Boundary: |
Not seen, but probably rests directly on bedrock. |
Definition of Upper Boundary: |
Sharp, gently undulating erosion surface. Overlain by Kincurdy Silts Formation. |
Thickness: |
12m+. |
Geographical Limits: |
Confined to Rosemarkie Glen, Rosemarkie, Black Isle. |
Parent Unit: |
Inverness Glacigenic Subgroup (INVG)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
Rosemarkie Glen, a deep glacial meltwater channel extending northwestwards from Rosemarkie. |
Type Section |
Cliff immediately to north of Rosemarkie Village. (Forming base of cliff), Ross and Cromarty. |
Reference(s): |
Fletcher, T P et al. 1996. Geology of the Fortrose and eastern Inverness district. Memoir of the British Geological Survey, Sheet 84W (Scotland). |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S084
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