Shafts	Index	Shafts

Geology encountered   Thickness   Depth   ft. in.   ft. in. Moss    4  6     4  6 Clay    4  6     9  0 COAL    0  3     9  3 Soft plate    1  9     11  0 Jointy brown freestone, with water    5  0     16  0 Plate and grey beds    3  0     19  0 Sand    0  8     19  8 Plate and grey beds    6  2     25  10 Coom or blue plate    3  0     28  10 COAL    2  0     30  10 Plate or fire-clay    5  4     36  2 Dark grey beds, with water    21  2     57  4 COAL    1  10     59  2 Grey beds    12  4     71  6 COAL    1  7     73  1 Thill stone or plate    3  9     76  10 Grey beds, with metal partings and water    14  3     91  1 Coom or soft blue plate    1  8     92  9 COAL    3  8     96  5 Thill    1  7     98  0 Strong grey beds    3  0     101  0

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 2899 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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