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 Shafts  Index  Shafts 

Harton Colliery

Strata sunk through in Harton Pit, Harton and Whitburn Collieries. Broke the ground, 10th May 1841; finished sinking the sump, 24th July, 1844

Shaft Details

Sunk: 10 May 1841

Approximate surface level 77 feet above sea (Ordnance datum)

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










































































































































































Geology encountered   Thickness   Depth
  ft. in.   ft. in.
Soil    1  0     1  0
Yellow clay    3  0     4  0
Blue leafy clay    7  0     11  0
Blue gravelly clay    66  0     77  0
Blue gravelly clay    3  2     80  2
Red clay    10  0     90  2
Soft blue metal stone and a little water    9  0     99  2
COAL    0  3     99  5
Dark grey metal or thill and a little water    7  6     106  11
COAL    0  3     107  2
Dark grey metal or thill    12  3     119  5
COAL and a little water    0  4     119  9
Strong dark and grey metal, mixed with post    9  2     128  11
Strong grey post and water    7  10     136  9
Grey metal    18  0     154  9
Black metal    0  5     155  2
COAL    1  0     156  2
Thill or grey metal    4  2     160  4
Post girdle    0  10     161  2
Grey metal post girdles and a little water    14  2     175  4
White post girdle and water    3  5     178  9
Black metal    2  9     181  6
COAL    0  4     181  10
Thill    10  0     191  10
Grey post    3  2     195  0
Grey metal    2  6     197  6
Grey post, with black partings    2  8     200  2
Blue metal    5  8     205  10
COAL    1  2     207  0
Dark grey shale    4  6     211  6
Grey metal    10  0     221  6
COAL    2  0     223  6
    COAL    1  2       
    Grey metal band    0  4       
    COAL    0  6       
Post, with whin girdles and water    7  0     230  6
Grey metal and water    3  4     233  10
COAL    1  0     234  10
    COAL    0  6       
    Band    0  3       
    COAL    0  3       
Grey metal, with post girdles    8  4     243  2
COAL    0  3     243  5
Grey metal    5  2     248  7
COAL    0  2     248  9
Grey metal, with whin, post girdles, and water    23  7     272  4
COAL    2  10     275  2
    COAL    1         
    Brassy band    0  3       
    COAL    1         
Grey shale    4  0     279  2
Grey metal, with post girdles and water    15  1     294  3
Post and water on rise side of pit    9  0     303  3
Post and water on south side of pit    36  0     339  3
Dark grey metal    12  0     351  3
COAL    1  8     352  11
Grey metal or shale    4  0     356  11
Grey post and water    5  2     362  1
White post, with metal partings and water    116  8     478  9
Dark grey metal    16  3     495  0
COAL    0  8     495  8
Dark grey metal or thill    16  3     511  11
COAL    0  5     512  4
Brown shale    0  6     512  10
Grey post, with metal partings and water    7  3½     520  1½
Very damp red and white post    53  8½     573  10
COAL, stony    0  3     574  1
Soft grey metal or thill stone    7  0     581  1
Strong black metal, mixed with catheads    1  5     582  6
COAL    0  2½     582  8½
Strong light coloured grey post, with metal partings and whin girdles, also a bleeding of water    10  0     592  8½
Dark grey metal    10  7     603  3½
COAL    1  8     604  11½
    COAL    0  2       
    Black band    0  2       
    COAL    0         
    Black band    0         
    COAL    0  11       
Grey metal stone, with whin girdles    27  4     632  3½
Dark grey metal, with ironstone girdles    15  10     648  1½
COAL, foul    0  5     648  6½
Thill or dark grey metal    2  6     651  0½
Dark grey metal stone, with a surfeit and a bleeding of water    12  0     663  0½
COAL    0  5     663  5½
Grey metal    1  8     665  1½
White post, with whin girdles and water    24  11     690  0½
COAL    1  5     691  5½
    COAL, good    0  4       
    COAL, black    1  1       
Thill or grey metal    2  7     694  0½
COAL    0  6     694  6½
Dark grey metal stone, with post and whin girdles and water, and coal pipes at bottom of bed    14  1     708  7½
White post, with metal partings    13  11½     722  7
Grey metal    1  4     723  11
COAL    3  0     726  11
    COAL, strong and good    2  6       
    Splint    0  6       
Grey metal    1  6     728  5
Strong white post, with whin in places and water    43  7½     772  0½
Black stone    0  3½     772  4
COAL, black slaty    1  5½     773  9½
Grey metal, with post girdles    15  8     789  5½
Black metal, with ironstone girdles    3  0     792  5½
COAL    0  1½     792  7
Dark grey metal, with post and whin girdles    16  1     808  8
Hard white post, much mixed with whin in beds, also very coarse in the grain and much mixed with small metal and ironstone balls of various colours and a little water (supposed 70 Fathoms Post)    74  6     883  2
Dark blue metal, with metal balls and ironstone girdles (at a depth of about 1 fathom from tIme top of this stratum a mussel bed of from 4 to 5 inches in thickness was passed through)    9  0     892  2
Grey metal, with post girdles    6  0     898  2
Black stone    13  5     911  7
COAL, strong and good    0  6     912  1
Grey metal, with post girdles    21  0     933  1
White post, with a little water (supposed Main Post)    19  0     952  1
Grey metal, with ironstone girdles    6  0     958  1
COAL - Supposed Main coal Seam    1  5½     959  6½
    COAL    1  2       
    Black slaty band    0  1       
    COAL    0         
Black slaty stone    3  0     962  6½
Black slaty stone, mixed with coal pipes    0  6     963  0½
Grey shale stone    5  6     968  6½
Grey metal stone    21  0     989  6½
Grey metal, with post girdles    33  0     1022  6½
Strong grey post, with metal partings and whin girdles and a little water    44  2     1066  8½
Blue metal girdles    2  0½     1068  9
White post girdles, with metal partings    2  3     1071  0
COAL (supposed Metal Coal Seam)    1  10     1072  10
Grey thill, with ironstone balls    4  0     1076  10
Strong grey metal, with post girdles    10  0     1086  10
Strong dark grey metal, with post girdles    14  0     1100  10
COAL, splint    0  5     1101  3
Grey metal, with post girdles    10  0     1111  3
Strong white post, with whin girdles    12  0     1123  3
Grey whin    8  0     1131  3
Grey metal, with post and iron girdles    33  1     1164  4
Black slaty stone    1  0     1165  4
COAL    0  9     1166  1
Swad    0  3     1166  4
Shale    4  0     1170  4
Grey metal stone, with whin girdles    7  9     1178  1
COAL    0  3     1178  4
Grey metal stone, with post and whin girdles    25  3     1203  7
COAL - Yard Seam    4  2     1207  9
    COAL    0         
    Band    0         
    COAL    3  2       
Thill stone    4  2     1211  11
Black stone    0  5½     1212  4½
COAL, splinty    0  2½     1212  7
Grey metal    1  2     1213  9
Dark grey metal, with ironstone girdles    6  2     1219  11
Grey metal, with ironstone girdles    11  3     1231  2
Grey post, with metal partings    15  0     1246  2
Dark grey metal, with ironstone girdles    8  0     1254  2
White post, with whin girdles    5  6     1259  8
Grey post, with scamy metal partings and whin girdles    22  2     1281  10
Black metal    0  4     1282  2
COAL - Bensham Seam    6  0     1288  2
    COAL, top    3  0       
    Splint    0         
    COAL, bottom    2         
Sump :-    25  4     1313  6
    Blue metal, with whin, white post, and ironstone girdles             
COAL - Six-Quarter Seam    3  8     1317  2
    COAL, splinty    2  0       
    COAL, good    1  8       
Left off in strong grey post    3  0     1320  2

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 1079 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 Harton Colliery

 


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