Delves Colliery
Account of Strata sunk through in the Delves Pit
Shaft Details
Closed: Sep 1913
Approximate surface level 870 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 |
40 |
2 |
|
40 |
2 |
| Post |
1 |
3 |
|
41 |
5 |
| Plate |
0 |
10 |
|
42 |
3 |
| Post |
8 |
8 |
|
50 |
11 |
| Plate |
0 |
5 |
|
51 |
4 |
| Post |
15 |
8 |
|
67 |
0 |
| Plate |
0 |
10 |
|
67 |
10 |
| Post |
5 |
3 |
|
73 |
1 |
| Blue metal and post |
2 |
9 |
|
75 |
10 |
| Post |
5 |
5 |
|
81 |
3 |
| Blue metal and post |
1 |
5 |
|
82 |
8 |
| Post |
1 |
6 |
|
84 |
2 |
| Walling |
4 |
4 |
|
88 |
6 |
| Plate |
1 |
9 |
|
90 |
3 |
| Blue metal |
3 |
0 |
|
93 |
3 |
| Soft blue metal |
0 |
7 |
|
93 |
10 |
| Hard blue metal |
0 |
11 |
|
94 |
9 |
| Post |
8 |
1 |
|
102 |
10 |
| Plate |
1 |
1 |
|
103 |
11 |
| Post |
8 |
1 |
|
112 |
0 |
| Soft blue metal |
3 |
2 |
|
115 |
2 |
| COAL- Busty Seam |
4 |
0 |
|
119 |
2 |
| COAL |
1 |
9 |
|
|
|
| Band |
0 |
3 |
|
|
|
| COAL |
2 |
0 |
|
|
|
| Seggar-clay |
4 |
9 |
|
123 |
11 |
| Blue metal |
2 |
9 |
|
126 |
8 |
| Post |
19 |
5 |
|
146 |
1 |
| Blue metal and post |
1 |
6 |
|
147 |
7 |
| Post |
3 |
9 |
|
151 |
4 |
| Black stone |
0 |
9 |
|
152 |
1 |
| Post |
18 |
4 |
|
170 |
5 |
| COAL - Three-Quarter Seam |
1 |
3 |
|
171 |
8 |
| Black stone |
0 |
10 |
|
172 |
6 |
| COAL |
0 |
2 |
|
172 |
8 |
| Good clay |
2 |
0 |
|
174 |
8 |
| Hard clay, with iron balls |
1 |
8 |
|
176 |
4 |
| Blue stone |
0 |
10 |
|
177 |
2 |
| Post |
10 |
10 |
|
188 |
0 |
| Blue stone |
2 |
4 |
|
190 |
4 |
| Post |
12 |
3 |
|
202 |
7 |
| Blue metal, mixed with post |
1 |
11 |
|
204 |
6 |
| Black stone |
1 |
0 |
|
205 |
6 |
| COAL |
1 |
1 |
|
206 |
7 |
| Black stone |
0 |
6 |
|
207 |
1 |
| Post |
5 |
3 |
|
212 |
4 |
| Blue metal |
2 |
6 |
|
214 |
10 |
| Blue metal, mixed with post |
1 |
0 |
|
215 |
10 |
| Blue stone |
4 |
0 |
|
219 |
10 |
| COAL - Brockwell Seam |
2 |
0 |
|
221 |
10 |
|
Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Supplement, published by the North of England Institute of Mining & Mechanical Engineers, 1910
original entry for sinking/boring number 2634 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Supplement, published by the North of England Institute of Mining & Mechanical Engineers, 1910"
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