Shafts	Index	Shafts

Geology encountered   Thickness   Depth   ft. in.   ft. in. Soil    3  0     3  0 Clay, with boulder stones    6  0     9  0 COAL, coarse    2  6     11  6 Blue metal, with ironstone girdles    6  0     17  6 COAL, good    2  0     19  6 Grey metal, with ironstone girdles    72  0     91  6 Mussel scarp    1  0     92  6 Blue and black metal    1  6     94  0 Blue and black metal    0  6     94  6 COAL - Top or Princess Seam    7  6     102  0     COAL, good    1  8            Metal band    0  6            COAL, good    3  6            COAL, splint, good    1  10        Thill    3  0     105  0 Strong white post    45  0     150  0 Blue metal    8  0     158  0 COAL - Middle, Main or Duke Seam    5  3     163  3     COAL, coarse    1  0            COAL, good    4  3        Thill    2  9     166  0 Blue metal    11  3     177  3 COAL, coarse    1  0     178  3 Blue metal    8  0     186  3 White whin    4  0     190  3 Strong blue stone    12  0     202  3 Freestone band    0  2     202  5 COAL - Yard or Bottom Seam    2  10     205  3     COAL, foul    0  4            COAL, good    2  6

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume S-T, published by the North of England Institute of Mining & Mechanical Engineers, 1894

  original entry for sinking/boring number 2016 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume S-T, published by the North of England Institute of Mining & Mechanical Engineers, 1894"

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