| Computer Code: |
MFT |
Preferred Map Code: |
MF |
| Status Code: |
Full |
| Age range: |
Devensian Stage (QD)
— Devensian Stage (QD) |
| Lithological Description: |
Sandy diamicton, red-brown with clasts predominantly of Devonian rocks. |
| Definition of Lower Boundary: |
Unconformable: on pre Late Devensian deposits or bedrock. |
| Definition of Upper Boundary: |
Generally conformable, overlain by Ury Silts Formation and Drumlithie Sand and Gravel Formation. |
| Thickness: |
Very variable, generally 5 to 8m, up to 7m exposed at type section. |
| Geographical Limits: |
Howe of Mearns area and flanking the coastline between Stonehaven and the mouth of the River Dee. |
| Parent Unit: |
Mearns Glacigenic Subgroup (MDR)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Reference Section |
BGS trial pit, reference number NO77NE/11, 250m northeast of East Mondynes, 0.3 to 3.2m depth. |
| Reference Section |
BGS trial pit, reference number NO77NW/1, c 320m southwest of Drumelzie Farm, near Auchenblae, 0.3 to 3.8m depth. |
| Type Section |
River cliff on the north side of the Carron Water, 200m downstream (east) of Mill of Forest Farm, Stonehaven. |
| Reference(s): |
| Merritt, J W, Auton, C A, Connell, E R, Hall, A M and Peacock, J D. 2003. The Cainozoic geology and landscape evolution of north-east Scotland. Memoir of the British Geological Survey, Sheets 66E, 67, 76E, 77, 86E, 87W, 87E, 95, 96W, 96E and 97 (Scotland) |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
S066
S067
S066
S077
|
