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 Shafts  Index  Shafts 

Hartley Colliery

Account of Strata sunk through at Hartley Colliery

Shaft Details

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

























































































Geology encountered   Thickness   Depth
  ft. in.   ft. in.
Clay sand and to the coal    30  0     30  0
Post    99  0     129  0
White post    17  2     146  2
COAL - High Main Seam    6  9     152  11
    COAL    5  2       
    Clay    0  3       
    COAL, ground    1  4       
Thill    1  0     153  11
Blue metal    4  8     158  7
Black metal    5  1     163  8
Blue metal    21  5     185  1
Black metal    21  11     207  0
Grey metal, with girdles    21  1     228  1
Blue metal    3  11     232  0
COAL - Metal Coal Seam    1  10     233  10
Thill    0  5     234  3
Grey metal, with post girdle    10  1     244  4
White post    4  0     248  4
Whin    1  7     249  11
White post    3  3     253  2
Blue metal    2  6     255  8
White post    15  6     271  2
Grey metal, with girdles    2  8     273  10
White post    4  6     278  4
Grey metal    2  4     280  8
Blue metal    16  9     297  5
COAL, mixed with stone    2  6     299  11
Black stone    1  6     301  5
White post    2  2     303  7
Grey metal    1  2     304  9
Post girdle    0  3     305  0
Grey metal    0  4     305  4
Post girdle    0  10     306  2
Grey metal    2  4     308  6
Blue metal    0  4     308  10
White post    27  5     336  3
Blue stone    5  9     342  0
COAL - Yard Seam    3  7     345  7
Grey thill    0  3     345  10
White and grey post    3  3     349  1
Blue metal    1  6     350  7
Black metal, mixed with coal    3  9     354  4
Grey post    13  4     367  8
Grey metal stone    6  4     374  0
Grey metal stone    13  4     387  4
Black metal stone    1  4     388  8
COAL, with metal bands    2  4     391  0
Thill and grey metal    2  0     393  0
Grey metal stone    10  1     403  1
Black metal and coal pipes    2  6     405  7
COAL, mixed with metal    3  0     408  7
Grey thill    0  6     409  1
Grey metal stone    2  0     411  1
Blue metal    4  0     415  1
Grey metal stone    10  6     425  7
Grey and scamy post    9  6     435  1
Grey metal stone    3  0     438  1
Grey metal stone, with girdles    6  10     444  11
Black metal    1  0     445  11
COAL    5  2     451  1
    COAL    2  3       
    Grey metal    1  1       
    COAL, with metal band    1  10       
Grey thill    0  4     451  5
White and grey post    9  0     460  5
Grey metal stone    1  8     462  1
Blue metal stone    18  0     480  1
Black metal stone    1  11     482  0
COAL    0  1     482  1
Grey thill    0  4     482  5
Blue metal    3  8     486  1
Grey and scamy post    4  0     490  1
Blue metal    4  9     494  10
Black metal    1  4     496  2
COAL - Hartley Main Seam    4  5     500  7

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 1070 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 Hartley Colliery

 


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