The BGS Lexicon of Named Rock Units — Result Details

Tyne Limestone Formation

Computer Code: TYLS Preferred Map Code: TYLS
Status Code: Full
Age range: Holkerian Substage (CQ) — Asbian Substage (CR)
Lithological Description: Fine- to medium-grained sandstone, siltstone, seatearth and thin limestone; locally thin coals are developed; local development of volcanic tuffs and basalt lavas.
Definition of Lower Boundary: Conformable on Fell Sandstone Formation variably represented as base of Clattering Band, Kingbridge Limestone or Glencartholm Volcanic Member.
Definition of Upper Boundary: Conformable with Alston Formation. Top defined as base of overlying Low Tipalt or Callant Limestone.
Thickness: Up to 850m
Geographical Limits: none recorded or not applicable
Parent Unit: Yoredale Group (YORE)
Previous Name(s): Lower Liddesdale Group (Part) And Upper Border Group (-4946)
Upper Border Group [Obsolete Name And Code: Use TYLS] (UBO)
Border Group, Upper [Obsolete Name And Code: Use TYLS] (UBG)
Lower Liddesdale Group (A) [Obsolete Name And Code: Use TYLS] (LRL)
Birdoswald Limestone Group [Obsolete Name And Code: Use TYLS] (BLG)
Lower Liddesdale Group (B) [Obsolete Name And Code: Use TYLS] (LLDD)
Archerbeck Limestone Formation [Obsolete Name And Code: See AKB And TYLS] (ARLS)
Alternative Name(s): Lower Limestone Group
Scremerston Coal Group
Lawston Linn Coal Group
Stratotypes:
Reference Section  Ferneyrigg Borehole (NY 98 SE/13). Frost & Holliday, 1980. 
Type Section  Archerbeck Borehole from 504.7m to 1403.3m depth; registered No. NY 47 NW/14, Langholm (1:50 k. Sheet 11 [Scotland], Langholm.) Lumsden and Wilson, 1961; Lumsden et al., 1968. 
Reference Section  Stonehaugh Borehole (NY 77 NE/2). Frost and Holliday, 1980; Smith and Holliday, 1991. 
Reference Section  Ridsdale Borehole (NY 88 SE/1). Frost & Holliday, 1980. 
Reference Section  Cairny Croft Borehole (NY 66 NE/2). Frost & Holliday, 1980. 
Reference Section  River Black Lyne, north of Dappleymoor Fault, between Dodgsonstown Ford and bend SW of Cumcrook, Bewcastle (1:50 000 Sheet 12 (England & Wales), Bewcastle. Day, 1970. 
Reference(s):
Lumsden G I, Tulloch W, Howells M F and Davies A. 1967. The geology of the neighbourhood of Langholm. Memoir of the Geological Survey, Sheet 11 (Scotland). 
Day, J B W and others, 1970. Geology of the neighbourhood around Bewcastle. Memoir of the British Geological Survey, Sheet 12. (England and Wales). 
Frost, D V and Holliday, D W. 1980. Geology of the country around Bellingham. Memoir of the British Geological Survey, Sheet 13 (England & Wales). 
Lumsden G I and Wilson R B. 1961. The stratigraphy of the Archerbeck Borehole, Canonbie Dumfriesshire. Bulletin of the Geological Survey of Great Britain, No.18, 1-89. 
Smith, S A and Holliday, D W. 1991. The sedimentology of the Middle and Upper Border groups (Visean) of the Stonehaugh Borehole, Northumberland. Proceedings of the Yorkshire Geological Society, Vol.48, 435-446. 
Nairn, A E M. 1956. The lower Carboniferous rocks between the rivers Esk and Annan Dumfriesshire. Transactions of the Geological Society of Glasgow, 22, p.80-93. 
Peach, B N and Horne, J .1903. The Canonbie coalfield: its geological structure and relations to the Carboniferous rocks of the north of England and central Scotland. Transactions of the Royal Society Edinburgh, 40, 835-77. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E001 E002 E003 E004 E006 E008 E009 E012 E013 E014 S005 S006 S010 S011 S006 E049