South Medomsley Colliery
Mary Pit
Strata sunk through at the Mary Pit, 700 yards North fron Annie Pit, South Medomsley Colliery, 1867
Shaft Details
Sunk: 1867, Closed: Jul 1980
Approximate surface level 580 feet above sea (Ordnance datum)
Switch to measurements in:
fathoms, feet & inches, or metres
 
|
|
|
|
| Geology encountered |
Thickness |
|
Depth |
| |
ft. |
in. |
|
ft. |
in. |
| Soil and clay |
10 |
0 |
|
10 |
0 |
| Marl |
6 |
0 |
|
16 |
0 |
| Soft stone |
22 |
0 |
|
38 |
0 |
| Blue metal |
17 |
0 |
|
55 |
0 |
| Grey metal |
25 |
0 |
|
80 |
0 |
| COAL - Main Coal Seam |
5 |
2 |
|
85 |
2 |
| COAL, top |
3 |
2 |
|
|
|
| Band |
1 |
0 |
|
|
|
| COAL, bottom |
1 |
0 |
|
|
|
| Seggar |
15 |
0 |
|
100 |
2 |
| Grey metal |
15 |
0 |
|
115 |
2 |
| COAL |
0 |
8 |
|
115 |
10 |
| Seggar |
2 |
0 |
|
117 |
10 |
| Post |
10 |
0 |
|
127 |
10 |
| Grey metal |
10 |
0 |
|
137 |
10 |
| COAL |
0 |
5 |
|
138 |
3 |
| Blue metal |
6 |
0 |
|
144 |
3 |
| Post |
20 |
0 |
|
164 |
3 |
| Blue metal, with post partings |
36 |
0 |
|
200 |
3 |
| Post, with metal partings |
12 |
0 |
|
212 |
3 |
| COAL - Towneley or Harvey Seam |
1 |
10 |
|
214 |
1 |
| Seggar |
4 |
0 |
|
218 |
1 |
| Blue metal |
20 |
0 |
|
238 |
1 |
| Post, with metal partings |
24 |
0 |
|
262 |
1 |
| Metal, with ironstone |
7 |
0 |
|
269 |
1 |
| COAL |
1 |
10 |
|
270 |
11 |
| Seggar and metal |
6 |
0 |
|
276 |
11 |
| Post |
26 |
0 |
|
302 |
11 |
| COAL - Busty Seam |
8 |
9 |
|
311 |
8 |
| COAL |
0 |
6 |
|
|
|
| Flagstone |
0 |
3 |
|
|
|
| COAL, top |
3 |
1 |
|
|
|
| Fire clay |
2 |
0 |
|
|
|
| COAL, bottom |
2 |
11 |
|
|
|
| Seggar, with iron balls |
6 |
0 |
|
317 |
8 |
| Grey metal, with post partings |
12 |
0 |
|
329 |
8 |
| Hard post |
15 |
0 |
|
344 |
8 |
| Grey metal |
12 |
0 |
|
356 |
8 |
| Blue metal |
9 |
0 |
|
365 |
8 |
| COAL - Three-Quarter Seam |
2 |
10 |
|
368 |
6 |
| COAL |
1 |
6 |
|
|
|
| COAL, with brass bands |
0 |
6 |
|
|
|
| COAL |
0 |
10 |
|
|
|
| Black metal |
1 |
8 |
|
370 |
2 |
| Post |
3 |
0 |
|
373 |
2 |
| Strata |
27 |
1 |
|
400 |
3 |
| COAL - Brockwell Seam |
2 |
2 |
|
402 |
5 |
| COAL |
1 |
10 |
|
|
|
| Splint |
0 |
4 |
|
|
|
|
Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume S-T, published by the North of England Institute of Mining & Mechanical Engineers, 1894
original entry for sinking/boring number 1832 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume S-T, published by the North of England Institute of Mining & Mechanical Engineers, 1894"
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