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 Shafts  Index  Shafts 

Bigge's Main Colliery

A Pit

Strata sunk through from the surface to the High Main Coal; Account of the sinking and Boring from the High Main Coal at the A Pit shaft, Bigges Main Colliery, October 29th, 1798

Shaft Details

Approximate surface level 130 feet above sea (Ordnance datum)


































































































































































Geology encountered   Thickness   Depth
  ft. in.   ft. in.
Clay    102  0     102  0
Brown post and water    28  0     130  0
Brown post and water    14  6     144  6
COAL    0  8     145  2
Blue metal    11  0     156  2
Strong white post and water    9  0     165  2
Blue metal stone    18  0     183  2
COAL    1  2     184  4
White post    24  0     208  4
Grey post girdles and water    21  0     229  4
Soft blue metal stone    6  0     235  4
Strong white post, mixed with whin    27  0     262  4
Soft blue metal stone    30  0     292  4
COAL    0  5     292  9
White post girdles    9  0     301  9
Whin    3  4     305  1
Strong white post    13  0     318  1
COAL    0  7     318  8
Soft blue thill    5  0     323  8
Post girdles, mixed with whin and water    15  8     339  4
COAL    0  8     340  0
Blue stone    16  4     356  4
Blue stone, with scares of coal    0  8     357  0
White post, mixed with whin    10  0     367  0
Blue metal stone    8  0     375  0
COAL    1  6     376  6
Strong white post, with water    8  0     384  6
Grey post girdles    10  6     395  0
COAL    0  10     395  10
Grey metal stone    15  0     410  10
COAL    0  8     411  6
Strong white post, mixed with whin and sulphur    31  0     442  6
Grey girdles    21  0     463  6
Blue and black metal    16  0     479  6
COAL    0  5     479  11
Grey metal stone    9  0     488  11
Strong white post    30  5     519  4
Strong white post, with some coal pipes    9  0     528  4
Strong white post, mixed with whin    18  0     546  4
Strong white post, with coal pipes    9  0     555  4
Grey metal stone, with hard girdles    8  0     563  4
COAL - High Main Seam    6  8     570  0
    COAL, clean    6  8     570  0
Blue stone, with whin girdles    27  0     597  0
Strong grey post    6  0     603  0
COAL    2  6     605  6
Blue stone    21  0     626  6
COAL    0  6     627  0
Strong post, mixed with whin    33  0     660  0
COAL    0  9     660  9
Blue stone    27  0     687  9
COAL    1  2     688  11
Black stone    0  7     689  6
COAL    1  3     690  9
Strong grey post    33  0     723  9
Blue stone, with post girdles    26  9     750  6
COAL    2  6     753  0
White post and girdles    13  0     766  0
White post, mixed with whin (a little water)    33  10     799  10
Blue stone    3  0     802  10
Blue stone and grey girdles    9  0     811  10
Blue stone and whin girdles    9  0     820  10
Blue stone, mild    1  6     822  4
COAL    0  3     822  7
Grey thill    0  5     823  0
COAL    0  2     823  2
White thill    3  0     826  2
COAL    0  7     826  9
Blue thill    0  8     827  5
COAL    1  0     828  5
Blue stone    0  6     828  11
COAL    1  8     830  7
Strong grey post    5  0     835  7
Blue stone and whin girdles    4  0     839  7
COAL    0  2     839  9
Strong white post, mixed with whin    2  6     842  3
Whin    1  6     843  9
Grey post, mixed with whin girdles    15  0     858  9
Blue stone    2  0     860  9
COAL    3  1     863  10
Grey post and whin girdles    6  0     869  10
Blue stone    5  0     874  10
COAL    2  6     877  4
Blue and grey metal    6  6     883  10
Strong white post, mixed with whin    18  0     901  10
COAL    0  9     902  7
Grey metal stone    18  7     921  2
COAL - Supposed Low Main Seam    1  2     922  4
    COAL    0  2     922  4
    Grey metal    0  8     922  4
    COAL    0  4     922  4
Grey post, mild    4  0     926  4
Bored—    0  0     926  4
Strong white post    26  0     952  4
Blue stone    3  0     955  4
White post    25  6     980  10
COAL    1  0     981  10
Thill    1  0     982  10
Grey post girdles    3  0     985  10
Blue stone    3  0     988  10
Grey metal stone, with post girdles    16  0     1004  10
Whin    2  8     1007  6
Blue stone    0  6     1008  0
White post girdles    7  0     1015  0
Blue stone    4  6     1019  6
White post girdle    8  6     1028  0
Blue stone    4  8     1032  8
Black stone    5  7     1038  3
Grey metal stone    4  0     1042  3
Grey post, mild    11  7     1053  10
COAL    0  8     1054  6
Grey metal stone    4  0     1058  6
White post, mild    9  8     1068  2
Whin    2  0     1070  2
Blue stone    2  11     1073  1
Black stone    0  10     1073  11
COAL    2  5     1076  4
Blue metal    2  4     1078  8
COAL    0  4     1079  0
Whin    1  0     1080  0
Brown post    12  1     1092  1
Grey metal stone    11  0     1103  1
Strong white post, mixed with whin    11  7     1114  8
Grey metal stone    9  1     1123  9
COAL    0  4     1124  1
Blue metal    1  8     1125  9
COAL    1  0     1126  9
Grey metal    8  0     1134  9
White post    12  0     1146  9
White post girdles    12  1     1158  10

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878

  original entry for sinking/boring number 0180 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878"

  original entry for sinking/boring number 0181 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878"

  main page for Bigge's Main Colliery

 


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