Shafts	Index	Shafts

Geology encountered   Thickness   Depth   ft. in.   ft. in. Soil    1  2     1  2 Clay    4  0     5  2 Soft blue metal    13  0     18  2 Whinstone    3  0     21  2 Freestone    12  0     33  2 Soft blue metal    18  10     52  0 COAL - Shield Row Seam    4  7     56  7     COAL    3  5            Seggar stone    0  8            COAL    0  6        Dark thill stone    6  0     62  7 Strong grey metal    46  0     108  7 COAL - Five-Quarter Seam    2  0     110  7 Strong grey metal, with post    102  0     212  7 Grey metal    10  0     222  7 White post    11  0     233  7 Soft stone    4  0     237  7 Post, with whin girdles    10  6     248  1 Dark post, with black stone    4  6     252  7 Dark blue metal    24  0     276  7 Black stone, with coal    3  6     280  1 Grey metal, with post girdles    14  2     294  3 White post, with blue partings    19  0     313  3 Blue metal    3  8     316  11 White post    42  0     358  11 COAL - Main Coal Seam    3  0     361  11     COAL, good    3  0        Black stone    0  2     362  1 Strong seggar    9  3     371  4 White post    6  0     377  4 Strong grey metal    1  6     378  10 Post    3  0     381  10 The pumping pit has since been sunk to the Brass Thill Seam, 2 fathoms lower    0  0     381  10

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 0884 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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