Grampian Group
The Grampian Group is an estimated 9,000 m thick sequence of metamorphosed Neoproterozoic sedimentary rocks that outcrop across the Central Highlands of Scotland, east of the Great Glen. It forms a part of the Dalradian Supergroup. The sequence thickness at any one place is limited to 5km.
| Grampian Group | |
|---|---|
| Stratigraphic range: Neoproterozoic | |
| Type | Group |
| Unit of | Dalradian Supergroup |
| Underlies | Appin Group |
| Overlies | ?Moine Supergroup |
| Lithology | |
| Primary | Psammite |
| Other | semipelite, Quartzite |
| Location | |
| Region | Central Highlands |
| Type section | |
| Named for | Grampian Mountains |
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