Shafts	Index	Shafts

Geology encountered   Thickness   Depth   ft. in.   ft. in. Soil and loose stones    11  0     11  0 Clay    16  0     27  0 Strong blue clay    5  0     32  0 Clay, mixed with loam    8  0     40  0 Sand    4  0     44  0 Clay, mixed with stones    19  0     63  0 Sand    2  0     65  0 Gravel    5  0     70  0 Blue clay and loose stones    9  6     79  6 Blue metal (soft)    12  6     92  0 COAL - Five-Quarter Coal Seam    4  4     96  4     COAL    3  0            Splint    1  4        Fire clay    3  4     99  8 Post girdles    6  1     105  9 Post    3  3     109  0 Grey post    0  5     109  5 Post    3  0     112  5 Blue stone    11  7     124  0 Jet    1  5     125  5 Grey metal    6  7     132  0 Whin    1  0     133  0 Grey metal    3  0     136  0 Post    1  8     137  8 Grey metal    5  0     142  8 Post    0  5     143  1 Blue metal    21  11     165  0 COAL - Main Coal Seam    4  6     169  6

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume U-Z, published by the North of England Institute of Mining & Mechanical Engineers, 1897

  original entry for sinking/boring number 2188 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume U-Z, published by the North of England Institute of Mining & Mechanical Engineers, 1897"

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