Computer Code: |
REDQ |
Preferred Map Code: |
RedQ |
Status Code: |
Full |
Age range: |
Neoproterozoic Era (AZ)
— Neoproterozoic Era (AZ) |
Lithological Description: |
Quartzite, grey to off-white, with minor psammite, thick-bedded. |
Definition of Lower Boundary: |
Base faulted out in coast section. |
Definition of Upper Boundary: |
Change from thick-bedded quartzite to interbedded psammite and semipelite. |
Thickness: |
c.60m at coast. |
Geographical Limits: |
Coast section from Red Haven to Foul Hole [NJ 5660 6660 - 5780 6675]; not exposed inland. |
Parent Unit: |
Arnbath Psammite Formation (ARPS)
|
Previous Name(s): |
Included in Durn Hill Quartzite [Obsolete Name and Code: Use REDQ]
(-489)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Coastal section from Red Haven to Foul Hole. |
Reference(s): |
Stephenson, D, et al. 1993. Stratigraphy and correlation of the Dalradian rocks of the East Grampian Project area. British Geological Survey Technical Report WA/93/91. |
Harris, A L, Haselock, P J, Kennedy, M J and Mendum, J R, 1994. The Dalradian Supergroup in Scotland, Shetland and Ireland. 33-53 in Gibbons, W E and Harris, A L (editors). A revised correlation of Precambrian rocks in the British Isles. Special Report of the Geological Society, London, No.22. |
Read, H H, 1923. Geology of the country around Banff, Huntly and Turriff, Lower Banffshire and north-west Aberdeenshire. Memoir of the Geological Survey, Scotland Sheets 86 and 96 (Scotland). |
Stephenson, D and Gould, D. 1995. British Regional Geology: the Grampian Highlands (4th edition). (London: HMSO for the British Geological Survey), 67-68. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S096
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