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 Shafts  Index  Shafts 

Lumley Colliery

9th Pit

Strata sunk through in the Ninth Pit, Lumley Colliery. September 18th, 1841

Shaft Details

Sunk: 18 Sep 1841, Closed: 22 Jan 1966

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

























































































Geology encountered   Thickness   Depth
  ft. in.   ft. in.
Outset at top of pit, with bricks    4  6     4  6
Soil    0  10     5  4
Strong brown clay    16  2     21  6
Loamy clay    8  0     29  6
Strong stony clay    1  0     30  6
Ramble freestone    4  6     35  0
Jointy freestone    6  9     41  9
Soft blue stone    3  0     44  9
Brown and white freestone foundation    9  6     54  3
Soft grey metal    4  0     58  3
Grey post and water (run off)    3  2     61  5
Jointy blue stone    7  1     68  6
COAL    2  7     71  1
Thill stone    3  0     74  1
Jointy dark grey metal    6  5     80  6
COAL    0  1     80  7
Thill stone    2  7     83  2
COAL    2  3     85  5
    COAL    0  2       
    Black slaty band    0  6       
    COAL    1  7       
Black slaty stone    3  3     88  8
Thill stone    0  6     89  2
Thilly stone, rather jointy    3  3     92  5
Jointy blue stone    8  0     100  5
COAL, splinty    0  5     100  10
Soft thill, with iron balls    4  0     104  10
Dark grey metal    5  6     110  4
Black slaty stone    0  3     110  7
Soft thill stone    5  0     115  7
Dark slaty stone    1  0     116  7
COAL, coarse    1  11     118  6
Soft thill stone    2  9     121  3
Mild grey metal    5  11     127  2
Strong grey jointy metal, with thin beds    19  4     146  6
Strong white post, with open gullets...    11  9     158  3
COAL - Five Quarter Seam    3  0     161  3
    (wrought at shaft)    3  0       
Thill stone (the water goes away about 1 ft. 6 in. below coal)    3  9     165  0
Grey metal    14  5     179  5
Strong post, with water    12  4     191  9
Grey post stone    13  3     205  0
White post girdle    1  6     206  6
Blue stone, with iron girdles    17  2     223  8
COAL - Main Coal Seam    6  1     229  9
    COAL, very coarse    6  1       
Thill stone, fire clay    2  6     232  3
Strong grey metal and post girdles    8  0     240  3
Soft black slaty stone    0  11     241  2
Grey metal    9  7     250  9
Strong white post    4  0     254  9
Grey metal    30  6     285  3
Blue stone, with iron balls    10  6     295  9
COAL - Maudlin Seam    6  3     302  0
    COAL, slaty    4  3       
    Thill band    1  7       
    COAL    0  5       
Thill stone    1  1     303  1
Grey scamy post stone    11  3     314  4
Grey metal    24  3     338  7
Blue stone    13  4     351  11
COAL - Low Main Seam    4  9     356  8
    COAL    0  11       
    Stony band    0  8       
    COAL    3  2       
Thill stone    2  10     359  6
Grey post girdles    25  9     385  3
Blue stone    2  4     387  7
COAL - Brass Thill Seam    5  7     393  2
    COAL    2  9       
    Thilly band    1  6       
    COAL    1  4       
Thill stone    1  9     394  11
Strong post stone    30  3     425  2
Blue stone    10  6     435  8
COAL - Hutton Seam    5  5     441  1
    COAL    4  2       
    COAL, bottom    1  3       
Thill stone    2  9     443  10
Strong grey metal    13  2     457  0

Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume L-R, published by the North of England Institute of Mining & Mechanical Engineers, 1887

  original entry for sinking/boring number 1311 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume L-R, published by the North of England Institute of Mining & Mechanical Engineers, 1887"

  main page for Lumley Colliery

 


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