Penshaw Colliery
Whitfield Pit
Account of Strata sunk through in the D or Whitfield Pit, Penshaw Colliery. October 30th, 1830
Shaft Details
Sunk: 30 Oct 1830
Approximate surface level 170 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. |
| Outset |
18 |
0 |
|
18 |
0 |
| Clay and marl |
31 |
4 |
|
49 |
4 |
| Soft blue stone |
38 |
9 |
|
88 |
1 |
| COAL |
0 |
8 |
|
88 |
9 |
| Thill |
3 |
0 |
|
91 |
9 |
| Band |
0 |
4 |
|
92 |
1 |
| Thill |
1 |
2 |
|
93 |
3 |
| Freestone |
19 |
10 |
|
113 |
1 |
| Strong blue stone |
10 |
8 |
|
123 |
9 |
| Freestone |
4 |
6 |
|
128 |
3 |
| COAL |
0 |
6 |
|
128 |
9 |
| Thill |
4 |
5 |
|
133 |
2 |
| Hard blue stone |
27 |
2 |
|
160 |
4 |
| Strong white post |
4 |
3 |
|
164 |
7 |
| Strong blue stone |
5 |
5 |
|
170 |
0 |
| Strong blue stone |
33 |
6 |
|
203 |
6 |
| Strong white post |
4 |
2 |
|
207 |
8 |
| Strong blue metal and iron girdles |
28 |
0 |
|
235 |
8 |
| Strong white post |
2 |
5 |
|
238 |
1 |
| Soft blue stone |
5 |
0 |
|
243 |
1 |
| COAL |
0 |
8 |
|
243 |
9 |
| Thill |
4 |
2 |
|
247 |
11 |
| Freestone |
14 |
7 |
|
262 |
6 |
| White post |
7 |
0 |
|
269 |
6 |
| Soft blue metal stone |
20 |
4 |
|
289 |
10 |
| Strong post stone |
50 |
4 |
|
340 |
2 |
| Blue stone |
3 |
5 |
|
343 |
7 |
| White post |
4 |
1 |
|
347 |
8 |
| Blue metal stone |
9 |
5 |
|
357 |
1 |
| COAL |
1 |
11 |
|
359 |
0 |
| Thill |
3 |
0 |
|
362 |
0 |
| Strong blue stone |
5 |
7 |
|
367 |
7 |
| Soft blue stone |
20 |
5 |
|
388 |
0 |
| COAL - Three-Quarter Seam |
2 |
6 |
|
390 |
6 |
| White post |
23 |
7 |
|
414 |
1 |
| Strong blue stone |
4 |
11 |
|
419 |
0 |
| Strong post stone |
8 |
0 |
|
427 |
0 |
| Strong blue stone |
18 |
2 |
|
445 |
2 |
| Mild post stone |
30 |
2 |
|
475 |
4 |
| COAL - Five-Quarter Seam |
3 |
6 |
|
478 |
10 |
| Thill |
2 |
6 |
|
481 |
4 |
| Blue stone |
16 |
10 |
|
498 |
2 |
| Strong white post |
16 |
11 |
|
515 |
1 |
| Blue stone |
21 |
0 |
|
536 |
1 |
| COAL - Main Coal Seam |
6 |
0 |
|
542 |
1 |
| Blue stone |
8 |
4 |
|
550 |
5 |
| Strong white post |
15 |
2 |
|
565 |
7 |
| Soft blue stone |
23 |
8 |
|
589 |
3 |
| Strong white post |
6 |
7 |
|
595 |
10 |
| Blue stone |
2 |
3 |
|
598 |
1 |
| COAL - Maudlin Seam |
5 |
0 |
|
603 |
1 |
| Thill |
0 |
6 |
|
603 |
7 |
| COAL, bottom |
0 |
11 |
|
604 |
6 |
| Blue stone |
27 |
9 |
|
632 |
3 |
| COAL |
0 |
9 |
|
633 |
0 |
| Blue stone |
9 |
10 |
|
642 |
10 |
| White post |
9 |
0 |
|
651 |
10 |
| Blue stone |
5 |
9 |
|
657 |
7 |
| White post |
1 |
6 |
|
659 |
1 |
| Blue stone |
9 |
0 |
|
668 |
1 |
| White post |
5 |
6 |
|
673 |
7 |
| Blue stone |
7 |
3 |
|
680 |
10 |
| COAL |
0 |
7 |
|
681 |
5 |
| Blue stone |
9 |
6 |
|
690 |
11 |
| Post girdle |
3 |
6 |
|
694 |
5 |
| Blue stone |
5 |
3 |
|
699 |
8 |
| White post |
11 |
6 |
|
711 |
2 |
| Blue stone |
7 |
10 |
|
719 |
0 |
| COAL - Hutton Seam |
3 |
7 |
|
722 |
7 |
| To bottom of Engine Shaft |
78 |
0 |
|
800 |
7 |
|
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 1528 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"
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