Shafts	Index	Shafts

Geology encountered   Thickness   Depth   ft. in.   ft. in. Outset    6  0     6  0 Soil    0  6     6  6 Brown clay    7  0     13  6 Blue gravelly clay    9  0     22  6 Leafy clay    2  0     24  6 Gravel, with a little water    0  6     25  0 Strong blue gravelly clay, with large tumblers    20  4     45  4 Blue metal    2  8     48  0 Brown and white post    15  0     63  0 Whin    2  0     65  0 Strong white post, with whin clyers and water near the bottom    30  6     95  6 COAL    0  3     95  9 Dark grey thill stone    2  3     98  0 Grey metal stone    3  8     101  8 Blue metal stone, with girdles    22  2     123  10 Black stone    2  10     126  8 COAL    0  7     127  3 Grey thill stone    4  0     131  3 Post girdles and metal partings    17  3     148  6 Strong white post, with whin clyers    31  11     180  5 Black stone, mixed with coal    0  9     181  2 COAL - High Main Seam (reached Aug. 3rd, 1853)    6  0     187  2 Metal or swad    0  6     187  8

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 1181 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"

  main page for Algernon Colliery