Walker Colliery
East Pit
Account of Borehole in East Pit, Walker Colliery. July 2nd, 1770
Shaft Details
Approximate surface level 48 feet above sea (Ordnance datum)
Switch to measurements in:
fathoms, feet & inches, or metres
 
|
|
|
|
| Geology encountered |
Thickness |
|
Depth |
| |
ft. |
in. |
|
ft. |
in. |
| Sunk to scaffold |
65 |
7 |
|
65 |
7 |
| Box |
49 |
0 |
|
114 |
7 |
| Grey and white post |
39 |
0 |
|
153 |
7 |
| Grey metal |
0 |
6 |
|
154 |
1 |
| COAL |
0 |
3 |
|
154 |
4 |
| Blue metal and girdles |
29 |
3 |
|
183 |
7 |
| Black stone, with a small scare of coal at bottom |
4 |
0 |
|
187 |
7 |
| White and grey post |
11 |
6 |
|
199 |
1 |
| Whin mixture |
2 |
0 |
|
201 |
1 |
| Grey post and partings |
4 |
6 |
|
205 |
7 |
| Grey metal stone, with girdles |
29 |
0 |
|
234 |
7 |
| Grey and white post |
33 |
0 |
|
267 |
7 |
| Grey and blue metal |
3 |
0 |
|
270 |
7 |
| COAL |
0 |
6 |
|
271 |
1 |
| Grey metal, with girdles and water |
12 |
0 |
|
283 |
1 |
| Grey and white post, with mixture of whin girdles and water |
9 |
0 |
|
292 |
1 |
| Grey metal, with girdles and water |
7 |
0 |
|
299 |
1 |
| Black and blue metal |
3 |
6 |
|
302 |
7 |
| Grey post |
10 |
6 |
|
313 |
1 |
| Whin |
1 |
6 |
|
314 |
7 |
| Dark grey metal, with water |
5 |
0 |
|
319 |
7 |
| COAL |
0 |
10 |
|
320 |
5 |
| Grey metal |
3 |
0 |
|
323 |
5 |
| Grey metal stone |
16 |
0 |
|
339 |
5 |
| Whin mixture |
2 |
3 |
|
341 |
8 |
| Grey metal stone |
6 |
0 |
|
347 |
8 |
| Grey metal |
9 |
0 |
|
356 |
8 |
| Blackish blue metal |
6 |
0 |
|
362 |
8 |
| Grey metal |
3 |
6 |
|
366 |
2 |
| Black stone |
0 |
6 |
|
366 |
8 |
| COAL - 3/4 Seam |
1 |
2 |
|
367 |
10 |
| Strong grey metal and metal stone |
30 |
0 |
|
397 |
10 |
| Black metal, mixed with coal |
2 |
0 |
|
399 |
10 |
| Strong white post |
37 |
6 |
|
437 |
4 |
| Strong grey metal stone and mixture of whin girdles |
12 |
0 |
|
449 |
4 |
| Black stone, mixed with coal |
0 |
6 |
|
449 |
10 |
| Strong grey metal stone and mixture whin girdles |
6 |
0 |
|
455 |
10 |
| Grey metal |
8 |
6 |
|
464 |
4 |
| Black metal |
20 |
0 |
|
484 |
4 |
| Strong white post, with a mixture of whin in several places |
45 |
0 |
|
529 |
4 |
| Blue metal |
15 |
9 |
|
545 |
1 |
| COAL - High Main Coal Seam |
6 |
0 |
|
551 |
1 |
| COAL and drift |
6 |
0 |
|
|
|
|
Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume U-Z, published by the North of England Institute of Mining & Mechanical Engineers, 1897
original entry for sinking/boring number 2123 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume U-Z, published by the North of England Institute of Mining & Mechanical Engineers, 1897"
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