Computer Code: |
PHM |
Preferred Map Code: |
PHM |
Status Code: |
Full |
Age range: |
Sheinwoodian Age (SS)
— Sheinwoodian Age (SS) |
Lithological Description: |
Reddish-grey unsorted pebble conglomerate, roughly bedded, clasts to 120mm but usually less than 30mm, angular to subrounded, probably matrix supported; many clasts are of igneous rocks. |
Definition of Lower Boundary: |
Lowest occurrence of conglomerate above the Ree Burn Formation (greywackes). |
Definition of Upper Boundary: |
Top of topmost bed of conglomerate, below the red and yellow sandstones of the overlying Douglas Water Arenite. |
Thickness: |
40m |
Geographical Limits: |
Lower Palaeozoic inlier of the Hagshaw Hills, Scotland. (50k sheets, 23E, 23W and 15W). |
Parent Unit: |
Glenbuck Group (GBK)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Incomplete section, gully on right bank of Douglas Water, 0.6km southwest of Parish Holm Farm. |
Reference Section |
Incomplete section, right-hand tributary of Douglas Water, 2.5km southwest of Parish Holm Farm. |
Reference(s): |
Rolfe, W D I, 1961. The Geology of the Hagshaw Hills Silurian Inlier, Lanarkshire. Transactions of the Edinburgh Geological Society, Vol.18, Part 3, 240-269. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S023
S023
S015
|