Coat Yards Colliery

North Pit

Account of Strata sunk through in the North Pit, Coatyards Colliery, 1903

Shaft Details

Sunk: 1903, Closed: 23 Feb 1904

Approximate surface level 730 feet above sea (Ordnance datum)

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Geology encountered	Thickness		Depth
	ft.	in.	ft.	in.
Sandy clay	6	0	6	0
Freestone	10	0	16	0
Grey shale	60	0	76	0
Blue shale	1	6	77	6
Black shale	1	2	78	8
COAL - Netherwitton Bottom Seam	1	10	80	6

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Supplement, published by the North of England Institute of Mining & Mechanical Engineers, 1910

original entry for sinking/boring number 2548 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Supplement, published by the North of England Institute of Mining & Mechanical Engineers, 1910"

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