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Chopwell Colliery
Conclusion Pit
Account of Strata sunk through at Conclusion Pit, Chopwell Colliery. June 20th, 1799
Shaft Details
Sunk: 20 Jun 1799, Closed: 25 Nov 1966
Approximate surface level 824 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. |
| Outlay from the swarth |
5 |
0 |
|
5 |
0 |
| Metal from the swarth |
4 |
0 |
|
9 |
0 |
| Brown post girdles |
7 |
0 |
|
16 |
0 |
| Sandy bed |
0 |
10 |
|
16 |
10 |
| Grey post, mixed with brown |
3 |
0 |
|
19 |
10 |
| Blue cash parting |
1 |
0 |
|
20 |
10 |
| Grey post, mixed with brown swad |
2 |
0 |
|
22 |
10 |
| Blue cash parting |
0 |
7 |
|
23 |
5 |
| Brown broken |
6 |
8 |
|
30 |
1 |
| Cash parting |
0 |
2 |
|
30 |
3 |
| Broken brown post |
17 |
5 |
|
47 |
8 |
| Blue metal stone |
0 |
11 |
|
48 |
7 |
| COAL |
1 |
0 |
|
49 |
7 |
| Blue metal stone |
1 |
10 |
|
51 |
5 |
| Blue metal, mixed with cat-heads |
6 |
3 |
|
57 |
8 |
| White post girdles |
0 |
5 |
|
58 |
1 |
| Blue metal, mixed with cat-heads |
2 |
3 |
|
60 |
4 |
| Blue metal, mixed with cat-heads |
4 |
10 |
|
65 |
2 |
| Blue metal, mixed with cat-heads |
6 |
5 |
|
71 |
7 |
| Black metal, mixed with coal |
4 |
3 |
|
75 |
10 |
| Blue metal stone thill |
1 |
6 |
|
77 |
4 |
| COAL |
2 |
2 |
|
79 |
6 |
| Black metal stone |
2 |
0 |
|
81 |
6 |
| COAL - Sun Coal Seam |
1 |
9 |
|
83 |
3 |
| COAL |
1 |
2 |
|
|
|
| Black band |
0 |
1 |
|
|
|
| COAL |
0 |
5 |
|
|
|
| Thill |
0 |
6 |
|
83 |
9 |
| Grey metal stone |
3 |
0 |
|
86 |
9 |
| Strong grey post |
3 |
0 |
|
89 |
9 |
| Grey metal stone |
11 |
7 |
|
101 |
4 |
| Grey girdles with blue |
6 |
11 |
|
108 |
3 |
| COAL |
0 |
7 |
|
108 |
10 |
| Thill and metal stone |
0 |
4 |
|
109 |
2 |
| White post |
0 |
7 |
|
109 |
9 |
| COAL, clean |
0 |
7 |
|
110 |
4 |
| Thill |
4 |
0 |
|
114 |
4 |
| Black metal stone |
2 |
0 |
|
116 |
4 |
| Grey metal stone |
2 |
1 |
|
118 |
5 |
| White post |
1 |
0 |
|
119 |
5 |
| Cash parting |
0 |
4 |
|
119 |
9 |
| White post |
2 |
7 |
|
122 |
4 |
| Cash parting |
0 |
8 |
|
123 |
0 |
| Grey post |
2 |
2 |
|
125 |
2 |
| Black metal stone |
3 |
0 |
|
128 |
2 |
| Grey post stone |
5 |
3 |
|
133 |
5 |
| Brown post, mixed with water |
1 |
7 |
|
135 |
0 |
| Strong brown post, mixed with whin |
6 |
1 |
|
141 |
1 |
| Cash parting |
0 |
3 |
|
141 |
4 |
| Brown post, with white girdles |
7 |
9 |
|
149 |
1 |
| Blue metal stone |
6 |
0 |
|
155 |
1 |
| Black metal stone |
6 |
7 |
|
161 |
8 |
| COAL |
0 |
4½ |
|
162 |
0½ |
| Thill |
5 |
0 |
|
167 |
0½ |
| Grey metal stone |
2 |
3 |
|
169 |
3½ |
| White post girdle |
0 |
8 |
|
169 |
11½ |
| Strong grey post |
3 |
6 |
|
173 |
5½ |
| Blue metal stone |
1 |
11 |
|
175 |
4½ |
| COAL |
0 |
8 |
|
176 |
0½ |
| Thill |
0 |
5 |
|
176 |
5½ |
| Grey post |
1 |
6 |
|
177 |
11½ |
| Brown post, mixed with white |
2 |
2 |
|
180 |
1½ |
| Blue post, mixed with girdles |
11 |
7 |
|
191 |
8½ |
| COAL - Towneley Seam |
2 |
5 |
|
194 |
1½ |
| COAL, splint |
0 |
10 |
|
|
|
| COAL, clean |
1 |
7 |
|
|
|
| Thill |
4 |
0 |
|
198 |
1½ |
| Grey post |
4 |
1 |
|
202 |
2½ |
| Whin |
3 |
1 |
|
205 |
3½ |
| Grey metal stone |
3 |
8 |
|
208 |
11½ |
| Stone |
1 |
7 |
|
210 |
6½ |
| Blue metal stone |
5 |
4 |
|
215 |
10½ |
| COAL - Foot Coal Seam |
0 |
8 |
|
216 |
6½ |
| Thill |
5 |
2 |
|
221 |
8½ |
| Grey post |
4 |
7 |
|
226 |
3½ |
| White post |
5 |
5 |
|
231 |
8½ |
| White post |
6 |
7 |
|
238 |
3½ |
| COAL - Tilly Seam |
1 |
0 |
|
239 |
3½ |
| Thill |
1 |
5 |
|
240 |
8½ |
| Blue metal stone, with cat-heads |
9 |
0 |
|
249 |
8½ |
| Whin girdle |
0 |
5 |
|
250 |
1½ |
| Blue metal stone, mixed with girdles |
5 |
1 |
|
255 |
2½ |
| Grey metal stone, mixed with girdles |
3 |
8 |
|
258 |
10½ |
| COAL - Hand Coal Seam |
0 |
3 |
|
259 |
1½ |
| Grey post |
10 |
10 |
|
269 |
11½ |
| Blue metal stone |
2 |
5 |
|
272 |
4½ |
| Brown post |
10 |
4 |
|
282 |
8½ |
| Blue metal stone |
2 |
8 |
|
285 |
4½ |
| COAL - Stone Coal Seam |
3 |
0 |
|
288 |
4½ |
| Thill |
2 |
9 |
|
291 |
1½ |
| Blue metal, with cat |
5 |
0 |
|
296 |
1½ |
| White post, with water (wedge) |
9 |
0 |
|
305 |
1½ |
| Blue metal stone |
0 |
9 |
|
305 |
10½ |
| COAL - Five-Quarter Seam |
3 |
1 |
|
308 |
11½ |
| Strong girdles and blue metal stone |
27 |
7 |
|
336 |
6½ |
| COAL - Three-Quarter Seam |
2 |
6 |
|
339 |
0½ |
|
Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume C-E, published by the North of England Institute of Mining & Mechanical Engineers, 1881
original entry for sinking/boring number 0488 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume C-E, published by the North of England Institute of Mining & Mechanical Engineers, 1881"
main page for Chopwell Colliery
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