The BGS Lexicon of Named Rock Units — Result Details
Moffat Shale Group
Computer Code: | MFS | Preferred Map Code: | MFS |
---|---|---|---|
Status Code: | Full | ||
Age range: | Caradoc Series (O4) — Llandovery Epoch (SL) | ||
Lithological Description: | Black shale, grey shale, bentonite, tuff | ||
Definition of Lower Boundary: | Conformably overlies Kirkton Formation of Crawford Group. | ||
Definition of Upper Boundary: | Overlain by various Ordovician and Silurian wacke units. | ||
Thickness: | Up to c.110m | ||
Geographical Limits: | Southern Uplands of Scotland and Longford-Down Inlier, Ireland. | ||
Parent Unit: | Not Applicable (-) | ||
Previous Name(s): | Moffat Black Shale Group [Obsolete Name And Code: Use MFS]
(MBSG)
Moffat Series [Obsolete Name and Code: Use MFS] (-1691) |
||
Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
Partial Type Section | See constituent Formations | ||
Reference(s): | |||
Lapworth, C, 1877. The Moffat Series. Quarterly Journal of the Geological Society of London, Vol.34, 240-346. | |||
Floyd, J D, 1996. Lithostratigraphy of the Ordovician rocks in the Southern Uplands: Crawford Group, Moffat Shale Group, Leadhills Supergroup. Transactions of the Royal Society of Edinburgh: Earth Sciences, Vol.86, 153-165. | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
S005 S005 S001 S008 S008 S004 S004 S003 S015 S025 S016 S016 S025 S024 S015 S034 |