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Percy Main Colliery
Percy Pit
Account of Strata sunk and bored through at the Percy Pit, Percy Main Colliery
Shaft Details
Approximate surface level 100 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. |
| Blue stony clay |
78 |
6 |
|
78 |
6 |
| Sand |
2 |
1 |
|
80 |
7 |
| Blue stony clay |
19 |
5 |
|
100 |
0 |
| Blue stony clay |
48 |
8 |
|
148 |
8 |
| Dry stony clay |
5 |
6 |
|
154 |
2 |
| Leafy clay |
2 |
6 |
|
156 |
8 |
| Sand, with a small feeder of water |
1 |
8 |
|
158 |
4 |
| Sand and clay |
2 |
3 |
|
160 |
7 |
| Stony clay |
2 |
4 |
|
162 |
11 |
| Gravel |
1 |
0 |
|
163 |
11 |
| Sand and water |
1 |
11 |
|
165 |
10 |
| Leafy clay |
9 |
6 |
|
175 |
4 |
| Sand, with much water |
4 |
1 |
|
179 |
5 |
| Gravel |
3 |
10 |
|
183 |
3 |
| Brown scaling stone |
2 |
2 |
|
185 |
5 |
| Grey and blue metal |
7 |
0 |
|
192 |
5 |
| Lightish grey post |
8 |
0 |
|
200 |
5 |
| Hard black stone |
3 |
6 |
|
203 |
11 |
| Soft dark grey metal |
1 |
0 |
|
204 |
11 |
| White metal parting |
0 |
1 |
|
205 |
0 |
| Grey metal girdles |
30 |
0 |
|
235 |
0 |
| Reddish post, with partings |
27 |
0 |
|
262 |
0 |
| Lightish grey post |
30 |
0 |
|
292 |
0 |
| Reddish post, with partings |
1 |
0 |
|
293 |
0 |
| Whitish post |
3 |
0 |
|
296 |
0 |
| Soft red metal, with partings |
3 |
0 |
|
299 |
0 |
| Very coarse blue post |
25 |
6 |
|
324 |
6 |
| Blue and grey metal, with post girdles |
25 |
0 |
|
349 |
6 |
| Brownish metal, mixed with post |
8 |
0 |
|
357 |
6 |
| Grey metal stone |
14 |
10 |
|
372 |
4 |
| Dark grey metal |
10 |
6 |
|
382 |
10 |
| Whin girdle |
0 |
6 |
|
383 |
4 |
| Dark grey and blue metal |
23 |
0 |
|
406 |
4 |
| Whin |
1 |
6 |
|
407 |
10 |
| Grey metal, with whin girdles |
6 |
8 |
|
414 |
6 |
| Post girdles |
8 |
6 |
|
423 |
0 |
| Grey metal stone |
3 |
9 |
|
426 |
9 |
| Black metal, mixed with coal |
1 |
3 |
|
428 |
0 |
| Grey metal |
1 |
6 |
|
429 |
6 |
| Scamy white post |
8 |
6 |
|
438 |
0 |
| Grey metal, with girdles |
5 |
0 |
|
443 |
0 |
| Black stone |
0 |
8 |
|
443 |
8 |
| Grey metal, with girdles |
15 |
10 |
|
459 |
6 |
| COAL |
1 |
0 |
|
460 |
6 |
| Thill |
1 |
1 |
|
461 |
7 |
| Greyish post |
8 |
9 |
|
470 |
4 |
| Grey metal |
4 |
0 |
|
474 |
4 |
| White post |
46 |
0 |
|
520 |
4 |
| Black stone |
1 |
9 |
|
522 |
1 |
| Grey metal, with girdles |
0 |
10 |
|
522 |
11 |
| COAL |
3 |
4 |
|
526 |
3 |
| Grey metal, with girdles |
15 |
0 |
|
541 |
3 |
| White post |
64 |
6 |
|
605 |
9 |
| Black stone |
1 |
6 |
|
607 |
3 |
| Scamy post, with whin girdles |
11 |
0 |
|
618 |
3 |
| Blue stone, with girdles |
11 |
0 |
|
629 |
3 |
| Dark blue metal |
8 |
0 |
|
637 |
3 |
| Black stone |
9 |
6 |
|
646 |
9 |
| COAL |
0 |
6 |
|
647 |
3 |
| Grey metal stone |
3 |
0 |
|
650 |
3 |
| Grey scamy post |
4 |
0 |
|
654 |
3 |
| Post - Main Post |
54 |
8 |
|
708 |
11 |
| COAL - High Main Seam |
6 |
1 |
|
715 |
0 |
| Grey metal |
13 |
0 |
|
728 |
0 |
| Post girdle |
2 |
0 |
|
730 |
0 |
| Blue metal |
17 |
6 |
|
747 |
6 |
| Post girdle |
3 |
8 |
|
751 |
2 |
| Blue metal |
2 |
4 |
|
753 |
6 |
| Post girdle |
0 |
10 |
|
754 |
4 |
| Blue metal |
25 |
5 |
|
779 |
9 |
| Post girdle |
0 |
9 |
|
780 |
6 |
| COAL - Metal Coal Seam |
2 |
8 |
|
783 |
2 |
| Grey metal |
2 |
0 |
|
785 |
2 |
| Blue and black metal girdles |
24 |
2 |
|
809 |
4 |
| COAL, splint |
0 |
7 |
|
809 |
11 |
| Grey metal |
1 |
6 |
|
811 |
5 |
| Coarse post |
2 |
6 |
|
813 |
11 |
| Blue metal |
3 |
1 |
|
817 |
0 |
| Black metal |
2 |
0 |
|
819 |
0 |
| White post |
3 |
6 |
|
822 |
6 |
| Blue metal |
12 |
6 |
|
835 |
0 |
| White post |
2 |
6 |
|
837 |
6 |
| Blue metal |
1 |
6 |
|
839 |
0 |
| Whin girdle |
3 |
0 |
|
842 |
0 |
| Post, with blue metal girdles |
23 |
10 |
|
865 |
10 |
| Blue metal |
7 |
0 |
|
872 |
10 |
| White post |
1 |
10 |
|
874 |
8 |
| Blue and black metal girdle |
14 |
2 |
|
888 |
10 |
| COAL - Yard Seam |
8 |
8 |
|
897 |
6 |
| COAL |
1 |
2 |
|
|
|
| Black metal |
1 |
1 |
|
|
|
| COAL |
0 |
7 |
|
|
|
| Grey metal |
1 |
5½ |
|
|
|
| COAL |
0 |
4½ |
|
|
|
| Black metal |
1 |
0 |
|
|
|
| COAL |
3 |
0 |
|
|
|
| Grey metal |
4 |
0 |
|
901 |
6 |
| COAL |
0 |
4 |
|
901 |
10 |
| Blue metal |
21 |
0 |
|
922 |
10 |
| Grey metal |
7 |
0 |
|
929 |
10 |
| Blue metal |
14 |
10 |
|
944 |
8 |
| COAL - Bensham Seam |
5 |
4 |
|
950 |
0 |
| COAL |
3 |
1 |
|
|
|
| Splint |
0 |
3 |
|
|
|
| COAL |
2 |
0 |
|
|
|
|
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 1530 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"
main page for Percy Main Colliery
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