Burdon Main
Chirton Pit
Account of Strata sunk through at the Chirton Pit, Collingwood Main Colliery
Shaft Details
Approximate surface level 115 feet above sea (Ordnance datum)
Switch to measurements in:
fathoms, feet & inches, or metres
 
|
|
|
|
| Geology encountered |
Thickness |
|
Depth |
| |
ft. |
in. |
|
ft. |
in. |
| Outset |
13 |
0 |
|
13 |
0 |
| Yellow clay |
6 |
3 |
|
19 |
3 |
| Sand, with water |
2 |
0 |
|
21 |
3 |
| Gravel |
2 |
0 |
|
23 |
3 |
| Blue clay |
43 |
6 |
|
66 |
9 |
| Marl |
3 |
6 |
|
70 |
3 |
| Clay of various kinds |
6 |
0 |
|
76 |
3 |
| Brown post, very much broken |
30 |
0 |
|
106 |
3 |
| Grey metal |
8 |
9 |
|
115 |
0 |
| Grey metal |
21 |
3 |
|
136 |
3 |
| Brown stone |
1 |
6 |
|
137 |
9 |
| Grey post |
60 |
0 |
|
197 |
9 |
| Blue and grey metal girdles |
23 |
0 |
|
220 |
9 |
| Black metal |
15 |
0 |
|
235 |
9 |
| COAL |
0 |
1 |
|
235 |
10 |
| White post |
60 |
0 |
|
295 |
10 |
| COAL - High Main Seam |
6 |
2 |
|
302 |
0 |
| Grey thill stone |
0 |
2 |
|
302 |
2 |
| COAL |
1 |
0 |
|
303 |
2 |
| COAL, with metal partings |
2 |
0 |
|
305 |
2 |
| Grey metal, with post girdles |
30 |
0 |
|
335 |
2 |
| Grey post |
9 |
0 |
|
344 |
2 |
| Grey metal, with post girdles |
16 |
0 |
|
360 |
2 |
| COAL (metal coal) |
2 |
0 |
|
362 |
2 |
| Grey metal |
21 |
0 |
|
383 |
2 |
| Black metal |
15 |
0 |
|
398 |
2 |
| COAL, splinty |
0 |
8 |
|
398 |
10 |
| Grey metal, with post girdles |
6 |
0 |
|
404 |
10 |
| Black metal |
3 |
2 |
|
408 |
0 |
| Blue metal, with post girdles |
6 |
0 |
|
414 |
0 |
| Brown whinstone |
2 |
0 |
|
416 |
0 |
| Grey metal |
21 |
0 |
|
437 |
0 |
| Grey post |
6 |
0 |
|
443 |
0 |
| Blue meta1, with post girdles |
8 |
0 |
|
451 |
0 |
| Blue metal |
9 |
0 |
|
460 |
0 |
| COAL - Yard Seam |
7 |
0 |
|
467 |
0 |
| COAL |
1 |
3 |
|
|
|
| Black metal |
0 |
6 |
|
|
|
| COAL |
0 |
9 |
|
|
|
| Grey metal |
0 |
7 |
|
|
|
| COAL |
0 |
5½ |
|
|
|
| Grey metal |
0 |
8½ |
|
|
|
| COAL |
2 |
9 |
|
|
|
| Grey thill stone |
3 |
0 |
|
470 |
0 |
| Grey post |
21 |
0 |
|
491 |
0 |
| COAL |
0 |
4 |
|
491 |
4 |
| Blue metal |
6 |
0 |
|
497 |
4 |
| Grey metal, with post girdles |
30 |
0 |
|
527 |
4 |
| Blue metal |
6 |
0 |
|
533 |
4 |
| COAL - Bensham Seam |
4 |
8 |
|
538 |
0 |
|
Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878
original entry for sinking/boring number 0324 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878"
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