The BGS Lexicon of Named Rock Units — Result Details

Dicky Hare Semipelite Member

Computer Code: DICH Preferred Map Code: DicH
Status Code: Full
Age range: Neoproterozoic Era (AZ) — Neoproterozoic Era (AZ)
Lithological Description: Semipelite, thin-bedded, micaceous, locally garnetiferous, and thin psammitic beds.
Definition of Lower Boundary: Rapid transition from thin-bedded quartzite of Logie Head Quartzite Member.
Definition of Upper Boundary: Faulted boundary on coastal section.
Thickness: c.150m on coast section, with some repetition by folding; appears to thin inland but this may be effect of faulting
Geographical Limits: From coast at West Sands [NJ 5310 6810 - 5340 6765] as far as the southeast side of Crannoch Hill [NJ 521 664].
Parent Unit: Cullen Quartzite Formation (CUQU)
Previous Name(s): West Sands Mica Schist (-862)
Dicky Hare Cove Flags (-1502)
Dicky Hare Member (-3992)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  On the coast from the east side of Logie Head to the west side of Sunnyside Bay. 
Reference(s):
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. 
Stephenson, D and Gould, D , 1995. British Regional Geology: the Grampian Highlands (4th edition). (London: HMSO for the British Geological Survey), 67-68. 
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, et al. 1993. Stratigraphy and correlation of the Dalradian rocks of the East Grampian Project area. British Geological Survey Technical Report WA/93/91. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S096