Shafts	Index	Shafts

Geology encountered   Thickness   Depth   ft. in.   ft. in. Outset, at the top of the pit    6  0     6  0 Soil    1  0     7  0 Sandy clay    4  6     11  6 Soft limestone marl    5  4     16  10 Mild limestone    19  3     36  1 Strong and flinty limestone    54  11     91  0 Strong limestone, with white partings and water    84  0     175  0 Strong limestone, with yellow partings and water    17  0     192  0 Mild limestone, with blue clay partings and water    27  0     219  0 Strong limestone, with small brown and blue metal partings    6  2     225  2 Strong brown limestone and water    2  0     227  2 Blue limestone in thin beds    1  4     228  6 Grey metal    1  1     229  7 Brown and blue metal upon the sand    0  10     230  5 Sand, with water    54  0     284  5 Boring commenced in the sand:—    0  0     284  5 Sand    60  0     344  5 Strong white post    3  0     347  5 Soft blue metal    4  2     351  7 Strong white post    0  10     352  5 Mild brown post    0  10     353  3 Red metal    2  6     355  9 Strong post    1  8     357  5 (Left off in the post.)    0  0     357  5

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume F-K, published by the North of England Institute of Mining & Mechanical Engineers, 1885

  original entry for sinking/boring number 1081 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume F-K, published by the North of England Institute of Mining & Mechanical Engineers, 1885"

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