The BGS Lexicon of Named Rock Units — Result Details

Eccliffe Member

Computer Code: ECC Preferred Map Code: Ecf
Status Code: Full
Age range: Oxfordian Age (JO) — Oxfordian Age (JO)
Lithological Description: Fine- to medium-grained, flaggy oolite.
Definition of Lower Boundary: Upward change from bioclastic oolites and micrites to even-grained oolite.
Definition of Upper Boundary: Top marked by a change from fine-to medium- grained flaggy oolite to sandy and ooidal mudstone (Sandsfoot Clay Member, where present), or non-sequence overlain by fine-grained sand or sandy clay, locally with phosphatic nodules at the base (Sandsfoot Grit Member, Sandsfoot Formation).
Thickness: 0 - 5m
Geographical Limits: From the A30 on the northern edge of the Shaftesbury Sheet (313), northwards across the southern half of the Wincanton Sheet (297).
Parent Unit: Clavellata Formation (CLAV)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Reference Section  Old quarry, Culvers Farm, Wyke, Gillingham, Dorset. 
Partial Type Section  Old quarry at Eccliffe, southwest of Gillingham, Dorset. 
Reference(s):
Bristow, C R, 1990. Geology of the West Stour - Cucklington district. British Geological Survey Technical Report WA/90/48. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E313 E297