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 Shafts  Index  Shafts 

Chopwell Colliery

North Pit

Acount of Strata sunk through at the North Pit, Chopwell Colliery, June 5th, 1800

Shaft Details

Sunk: 05 Jun 1800, Closed: 25 Nov 1966

Approximate surface level 726 feet above sea (Ordnance datum)

Switch to measurements in:  fathoms, feet & inches, or metres



































































































Geology encountered   Thickness   Depth
  ft. in.   ft. in.
Outset    4  6     4  6
Soft quarry post    6  11     11  5
Brown shivers    4  11     16  4
Strong quarry post    9  9     26  1
Grey post    1  8     27  9
Parting    0  6     28  3
Slaty brown stone, with water    9  4     37  7
Parting    0  3     37  10
Dun post, mixed with white    8  0     45  10
White brown whin    1  0     46  10
Brown scamy stone, mixed with white post    3  0     49  10
Black metal stone    10  0     59  10
COAL    0  1     59  11
Thill    0  8     60  7
COAL    0  6     61  1
Thill    2  7     63  8
Grey post    6  5     70  1
Blue metal stone    4  7     74  8
COAL    0  6     75  2
Thill    1  8     76  10
White post girdle    0  5     77  3
Blue cash parting    0  7     77  10
White post    2  10     80  8
Cash parting    0  7     81  3
Post girdle    0  5     81  8
Blue metal stone    2  2     83  10
White post    2  8     86  6
Blue metal, mixed with girdles    4  8     91  2
Blue metal stone    3  4     94  6
COAL - Barlowfield Seam    2  5     96  11
    Splint or top    0  9       
    COAL, clean    1  2       
    COAL and stone mixed    0  6       
Thill    2  0     98  11
Grey post, mixed with girdles    1  10     100  9
Post (called grane post)    17  6     118  3
COAL - Foot Seam    0  9     119  0
Thill    2  3     121  3
Strong white post    15  7     136  10
Grey metal stone    3  10     140  8
White post and girdles    3  2     143  10
White post    13  0     156  10
COAL - Tilley Seam    1  7     158  5
Thill    0  4     158  9
Blue metal stone    4  8     163  5
COAL    0  5     163  10
Thill    0  3     164  1
Blue metal, mixed with catheads    5  9     169  10
COAL - Hand Coal Seam    0  4     170  2
Blue metal stone, mixed with girdles    4  0     174  2
COAL    0  1     174  3
Post girdles, cash parting    2  4     176  7
Blue metal stone    4  3     180  10
Black jet    0  4     181  2
COAL - Stone Coal Seam    2  8     183  10
Thill    3  0     186  10
Blue metal stone    3  7     190  5
Whin girdles    6  5     196  10
Whin    1  0     197  10
Brown post    3  0     200  10
Brown slaty post    2  11     203  9
COAL - Five-Quarter Seam    2  9     206  6
Thill    1  0     207  6
Grey metal, mixed with catheads    4  1     211  7
Blue metal, mixed with catheads    4  7     216  2
COAL    0  1     216  3
Grey metal stone    2  9     219  0
Black metal stone    1  8     220  8
Grey metal stone    2  5     223  1
Whin girdles    1  10     224  11
Black jet    0  5     225  4
COAL - Three-Quarter Seam    2  6     227  10
Thill    0  7     228  5
Strong grey post    1  0     229  5
Whin    4  2     233  7
Blue metal stone, with whin girdles    4  6     238  1
COAL, coarse    0  1     238  2
Strong thill, very whinny    1  6     239  8
Strong white post, mixed with white spar    4  6     244  2
Blue metal stone    1  3     245  5
COAL    0  1     245  6
Blue metal, mixed with catheads    5  0     250  6
Grey metal, mixed with strong girdles    7  6     258  0
White post    3  0     261  0
White post, mixed with coal pipes    2  8     263  8
COAL    0  6     264  2
Blue metal, with partings    1  0     265  2
Strong grey post, with cams    2  10     268  0
White post, with water    3  0     271  0
Grey post, mixed with cams    6  6     277  6
Blue metal stone    1  8     279  2
Black jet    0  6     279  8
COAL - Brockwell Seam    2  2     281  10
Splint    0  7     282  5

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume C-E, published by the North of England Institute of Mining & Mechanical Engineers, 1881

  original entry for sinking/boring number 0489 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume C-E, published by the North of England Institute of Mining & Mechanical Engineers, 1881"

  main page for Chopwell Colliery

 


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