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Montagu Main Colliery
Caroline Pit
Section of Strata sunk through in the Caroline Pit, Montagu Main Colliery
Shaft Details
Closed: 1959
Approximate surface level 260 feet above sea (Ordnance datum)
Switch to measurements in:
fathoms, feet & inches, or metres


 

 

 
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| Geology encountered |
Thickness |
|
Depth |
| |
ft. |
in. |
|
ft. |
in. |
| Walling |
14 |
0 |
|
14 |
0 |
| Mild freestone |
38 |
0 |
|
52 |
0 |
| Shelly post, mixed with coal pipes |
1 |
8 |
|
53 |
8 |
| Post |
16 |
8 |
|
70 |
4 |
| Mild black metal |
1 |
1 |
|
71 |
5 |
| Post |
27 |
7 |
|
99 |
0 |
| Grey metal |
4 |
6 |
|
103 |
6 |
| Blue metal |
3 |
6 |
|
107 |
0 |
| COAL, burns to white ash |
1 |
6 |
|
108 |
6 |
| Soft fire clay |
4 |
0 |
|
112 |
6 |
| COAL, goaf — Benwell Main Coal Seam, broken strata |
15 |
9 |
|
128 |
3 |
| Fire clay (on to wood wedging cribs) |
4 |
9 |
|
133 |
0 |
| Grey metal and whin girdles |
14 |
3 |
|
147 |
3 |
| Post, mixed with whin |
15 |
1 |
|
162 |
4 |
| Grey metal, with whin girdles |
4 |
5 |
|
166 |
9 |
| Post, with gullets and water (originally wedged off) |
15 |
3 |
|
182 |
0 |
| COAL |
0 |
3 |
|
182 |
3 |
| Fire clay |
2 |
0 |
|
184 |
3 |
| Grey metal and iron girdles |
8 |
7 |
|
192 |
10 |
| Post |
11 |
8 |
|
204 |
6 |
| COAL |
0 |
4 |
|
204 |
10 |
| Fire clay, mixed with iron balls |
1 |
3 |
|
206 |
1 |
| Strong grey metal |
23 |
8 |
|
229 |
9 |
| COAL |
0 |
3 |
|
230 |
0 |
| Coarse fire clay |
2 |
0 |
|
232 |
0 |
| Grey metal |
4 |
11 |
|
236 |
11 |
| COAL - Tyne Level Seam |
1 |
1 |
|
238 |
0 |
| Fire clay |
0 |
4 |
|
238 |
4 |
| Post and coarse strong metal |
5 |
4 |
|
243 |
8 |
| Whin |
1 |
4 |
|
245 |
0 |
| Grey metal, with iron girdles |
15 |
0 |
|
260 |
0 |
| Grey metal, with iron girdles |
9 |
0 |
|
269 |
0 |
| Blue metal, with iron girdles |
5 |
5 |
|
274 |
5 |
| Post, with whin |
15 |
0 |
|
289 |
5 |
| Blue metal and post girdles |
6 |
0 |
|
295 |
5 |
| COAL, goaf — Beaumont Seam |
26 |
0 |
|
321 |
5 |
| Thill stone, to metal wedging crib laid on post |
5 |
0 |
|
326 |
5 |
| Strong white post, no partings |
16 |
1 |
|
342 |
6 |
| COAL - Hodge Seam |
0 |
5 |
|
342 |
11 |
| Grey metal, mixed with iron |
4 |
8 |
|
347 |
7 |
| Grey post, with metal partings, very strong |
34 |
2 |
|
381 |
9 |
| Troubly metal |
7 |
8 |
|
389 |
5 |
| COAL |
0 |
3 |
|
389 |
8 |
| Fire clay |
0 |
10 |
|
390 |
6 |
| Grey metal |
11 |
1 |
|
401 |
7 |
| Brown post |
24 |
0 |
|
425 |
7 |
| COAL - Stone Coal Scam |
1 |
6 |
|
427 |
1 |
| Good fire clay |
1 |
7 |
|
428 |
8 |
| Coal pipe (this coal much thicker than the Engine Pit) |
0 |
4 |
|
429 |
0 |
| Coarse fire clay or metal |
10 |
5 |
|
439 |
5 |
| Post, mixed with whin |
23 |
5 |
|
462 |
10 |
| Grey metal and post girdles |
4 |
0 |
|
466 |
10 |
| COAL - Low Main or Lower Busty Seam |
3 |
4 |
|
470 |
2 |
| COAL, top |
0 |
4 |
|
|
|
| Black band, or badger |
0 |
4 |
|
|
|
| COAL, good |
2 |
8 |
|
|
|
| Good fire clay |
1 |
0 |
|
471 |
2 |
| COAL, coarse and brassy |
0 |
4 |
|
471 |
6 |
| Grey metal and black stone, with iron girdles |
15 |
2 |
|
486 |
8 |
| COAL - Three-Quarter Seam |
2 |
2 |
|
488 |
10 |
| COAL |
1 |
5 |
|
|
|
| Dark fire clay band |
0 |
3 |
|
|
|
| COAL, bottom |
0 |
6 |
|
|
|
| Grey metal |
5 |
1 |
|
493 |
11 |
| Dark grey post |
16 |
9 |
|
510 |
8 |
| Dark grey metal, with girdles |
17 |
0 |
|
527 |
8 |
| White post |
12 |
10 |
|
540 |
6 |
| COAL - Denton Low Low Main or Brockwell Seam |
3 |
2 |
|
543 |
8 |
| COAL, good |
3 |
0 |
|
|
|
| Splint |
0 |
2 |
|
|
|
| Fire clay, good, on to scaffold |
1 |
3 |
|
544 |
11 |
| Grey metal |
5 |
0 |
|
549 |
11 |
| COAL |
0 |
7 |
|
550 |
6 |
| Post, with metal partings |
22 |
5 |
|
572 |
11 |
|
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 1375 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 Montagu Main Colliery
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