Cornforth Colliery
George Pit
Account of the Sinking at the George Pit, Cornforth Colliery
Shaft Details
Approximate surface level 340 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. |
| Brown limestone |
138 |
0 |
|
138 |
0 |
| Blue limestone |
3 |
6 |
|
141 |
6 |
| Blue limestone, with post girdles |
10 |
0 |
|
151 |
6 |
| Blue metal, with iron girdles |
2 |
4 |
|
153 |
10 |
| Post girdles, with grey metal |
8 |
8 |
|
162 |
6 |
| Red and blue metal, mixed with post girdles |
18 |
0 |
|
180 |
6 |
| Red metal |
1 |
2 |
|
181 |
8 |
| Blue metal |
2 |
8 |
|
184 |
4 |
| Black metal |
0 |
9 |
|
185 |
1 |
| Blue metal |
9 |
0 |
|
194 |
1 |
| Red metal |
0 |
3 |
|
194 |
4 |
| Yellow metal |
0 |
1 |
|
194 |
5 |
| Grey metal |
1 |
5 |
|
195 |
10 |
| Black metal |
1 |
0 |
|
196 |
10 |
| Red post |
2 |
0 |
|
198 |
10 |
| Grey metal |
2 |
6 |
|
201 |
4 |
| Grey post |
3 |
0 |
|
204 |
4 |
| Grey metal, with post girdles |
6 |
0 |
|
210 |
4 |
| Brown metal, mixed with yellow scares |
0 |
4 |
|
210 |
8 |
| Grey metal, with post girdles |
3 |
0 |
|
213 |
8 |
| Black metal |
1 |
6 |
|
215 |
2 |
| Grey metal |
7 |
6 |
|
222 |
8 |
| Dark grey metal |
6 |
3 |
|
228 |
11 |
| Black metal |
0 |
9 |
|
229 |
8 |
| Grey metal, with iron girdles |
5 |
0 |
|
234 |
8 |
| Black stone |
4 |
6 |
|
239 |
2 |
| Grey metal |
2 |
6 |
|
241 |
8 |
| COAL |
1 |
11 |
|
243 |
7 |
| COAL |
0 |
2 |
|
|
|
| Grey metal |
0 |
10 |
|
|
|
| COAL |
0 |
11 |
|
|
|
| Grey metal |
1 |
9 |
|
245 |
4 |
| COAL |
6 |
5 |
|
251 |
9 |
| COAL |
1 |
1 |
|
|
|
| Band |
1 |
0 |
|
|
|
| COAL |
4 |
0 |
|
|
|
| Splint |
0 |
4 |
|
|
|
|
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 0569 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"
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