| Computer Code: |
BMCG |
Preferred Map Code: |
BMCG |
| Status Code: |
Full |
| Age range: |
Early Devonian Epoch (DL)
— Early Devonian Epoch (DL) |
| Lithological Description: |
Conglomerate comprised of predominatly quartzite boulders. |
| Definition of Lower Boundary: |
Contact above and below with the Sannox Siltstone Formation. |
| Definition of Upper Boundary: |
Contact above and below with the Sannox Siltstone Formation. |
| Thickness: |
8 m thick. |
| Geographical Limits: |
Isle of Arran. |
| Parent Unit: |
Sannox Siltstone Formation (SXS)
|
| Previous Name(s): |
Barytes Mine Conglomerate [Obsolete Name and Code: Use BMCG]
(-3860)
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Area |
Arran Special Sheet. |
| Reference(s): |
| Friend, P F, Harland, W B, and Hudson, J D. 1963. The Old Red Sandstone and the Highland Boundary in Arran, Scotland. Transactions of the Edinburgh Geological Society, Vol. 19, 363-425. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
S338
S013
|