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Bigge's Main Colliery
A Pit
Strata sunk through from the surface to the High Main Coal; Account of the sinking and Boring from the High Main Coal at the A Pit shaft, Bigges Main Colliery, October 29th, 1798
Shaft Details
Approximate surface level 130 feet above sea (Ordnance datum)


 

 

 

 

 

 

 
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|
| Geology encountered |
Thickness |
|
Depth |
| |
ft. |
in. |
|
ft. |
in. |
| Clay |
102 |
0 |
|
102 |
0 |
| Brown post and water |
28 |
0 |
|
130 |
0 |
| Brown post and water |
14 |
6 |
|
144 |
6 |
| COAL |
0 |
8 |
|
145 |
2 |
| Blue metal |
11 |
0 |
|
156 |
2 |
| Strong white post and water |
9 |
0 |
|
165 |
2 |
| Blue metal stone |
18 |
0 |
|
183 |
2 |
| COAL |
1 |
2 |
|
184 |
4 |
| White post |
24 |
0 |
|
208 |
4 |
| Grey post girdles and water |
21 |
0 |
|
229 |
4 |
| Soft blue metal stone |
6 |
0 |
|
235 |
4 |
| Strong white post, mixed with whin |
27 |
0 |
|
262 |
4 |
| Soft blue metal stone |
30 |
0 |
|
292 |
4 |
| COAL |
0 |
5 |
|
292 |
9 |
| White post girdles |
9 |
0 |
|
301 |
9 |
| Whin |
3 |
4 |
|
305 |
1 |
| Strong white post |
13 |
0 |
|
318 |
1 |
| COAL |
0 |
7 |
|
318 |
8 |
| Soft blue thill |
5 |
0 |
|
323 |
8 |
| Post girdles, mixed with whin and water |
15 |
8 |
|
339 |
4 |
| COAL |
0 |
8 |
|
340 |
0 |
| Blue stone |
16 |
4 |
|
356 |
4 |
| Blue stone, with scares of coal |
0 |
8 |
|
357 |
0 |
| White post, mixed with whin |
10 |
0 |
|
367 |
0 |
| Blue metal stone |
8 |
0 |
|
375 |
0 |
| COAL |
1 |
6 |
|
376 |
6 |
| Strong white post, with water |
8 |
0 |
|
384 |
6 |
| Grey post girdles |
10 |
6 |
|
395 |
0 |
| COAL |
0 |
10 |
|
395 |
10 |
| Grey metal stone |
15 |
0 |
|
410 |
10 |
| COAL |
0 |
8 |
|
411 |
6 |
| Strong white post, mixed with whin and sulphur |
31 |
0 |
|
442 |
6 |
| Grey girdles |
21 |
0 |
|
463 |
6 |
| Blue and black metal |
16 |
0 |
|
479 |
6 |
| COAL |
0 |
5 |
|
479 |
11 |
| Grey metal stone |
9 |
0 |
|
488 |
11 |
| Strong white post |
30 |
5 |
|
519 |
4 |
| Strong white post, with some coal pipes |
9 |
0 |
|
528 |
4 |
| Strong white post, mixed with whin |
18 |
0 |
|
546 |
4 |
| Strong white post, with coal pipes |
9 |
0 |
|
555 |
4 |
| Grey metal stone, with hard girdles |
8 |
0 |
|
563 |
4 |
| COAL - High Main Seam |
6 |
8 |
|
570 |
0 |
| COAL, clean |
6 |
8 |
|
570 |
0 |
| Blue stone, with whin girdles |
27 |
0 |
|
597 |
0 |
| Strong grey post |
6 |
0 |
|
603 |
0 |
| COAL |
2 |
6 |
|
605 |
6 |
| Blue stone |
21 |
0 |
|
626 |
6 |
| COAL |
0 |
6 |
|
627 |
0 |
| Strong post, mixed with whin |
33 |
0 |
|
660 |
0 |
| COAL |
0 |
9 |
|
660 |
9 |
| Blue stone |
27 |
0 |
|
687 |
9 |
| COAL |
1 |
2 |
|
688 |
11 |
| Black stone |
0 |
7 |
|
689 |
6 |
| COAL |
1 |
3 |
|
690 |
9 |
| Strong grey post |
33 |
0 |
|
723 |
9 |
| Blue stone, with post girdles |
26 |
9 |
|
750 |
6 |
| COAL |
2 |
6 |
|
753 |
0 |
| White post and girdles |
13 |
0 |
|
766 |
0 |
| White post, mixed with whin (a little water) |
33 |
10 |
|
799 |
10 |
| Blue stone |
3 |
0 |
|
802 |
10 |
| Blue stone and grey girdles |
9 |
0 |
|
811 |
10 |
| Blue stone and whin girdles |
9 |
0 |
|
820 |
10 |
| Blue stone, mild |
1 |
6 |
|
822 |
4 |
| COAL |
0 |
3 |
|
822 |
7 |
| Grey thill |
0 |
5 |
|
823 |
0 |
| COAL |
0 |
2 |
|
823 |
2 |
| White thill |
3 |
0 |
|
826 |
2 |
| COAL |
0 |
7 |
|
826 |
9 |
| Blue thill |
0 |
8 |
|
827 |
5 |
| COAL |
1 |
0 |
|
828 |
5 |
| Blue stone |
0 |
6 |
|
828 |
11 |
| COAL |
1 |
8 |
|
830 |
7 |
| Strong grey post |
5 |
0 |
|
835 |
7 |
| Blue stone and whin girdles |
4 |
0 |
|
839 |
7 |
| COAL |
0 |
2 |
|
839 |
9 |
| Strong white post, mixed with whin |
2 |
6 |
|
842 |
3 |
| Whin |
1 |
6 |
|
843 |
9 |
| Grey post, mixed with whin girdles |
15 |
0 |
|
858 |
9 |
| Blue stone |
2 |
0 |
|
860 |
9 |
| COAL |
3 |
1 |
|
863 |
10 |
| Grey post and whin girdles |
6 |
0 |
|
869 |
10 |
| Blue stone |
5 |
0 |
|
874 |
10 |
| COAL |
2 |
6 |
|
877 |
4 |
| Blue and grey metal |
6 |
6 |
|
883 |
10 |
| Strong white post, mixed with whin |
18 |
0 |
|
901 |
10 |
| COAL |
0 |
9 |
|
902 |
7 |
| Grey metal stone |
18 |
7 |
|
921 |
2 |
| COAL - Supposed Low Main Seam |
1 |
2 |
|
922 |
4 |
| COAL |
0 |
2 |
|
922 |
4 |
| Grey metal |
0 |
8 |
|
922 |
4 |
| COAL |
0 |
4 |
|
922 |
4 |
| Grey post, mild |
4 |
0 |
|
926 |
4 |
| Bored— |
0 |
0 |
|
926 |
4 |
| Strong white post |
26 |
0 |
|
952 |
4 |
| Blue stone |
3 |
0 |
|
955 |
4 |
| White post |
25 |
6 |
|
980 |
10 |
| COAL |
1 |
0 |
|
981 |
10 |
| Thill |
1 |
0 |
|
982 |
10 |
| Grey post girdles |
3 |
0 |
|
985 |
10 |
| Blue stone |
3 |
0 |
|
988 |
10 |
| Grey metal stone, with post girdles |
16 |
0 |
|
1004 |
10 |
| Whin |
2 |
8 |
|
1007 |
6 |
| Blue stone |
0 |
6 |
|
1008 |
0 |
| White post girdles |
7 |
0 |
|
1015 |
0 |
| Blue stone |
4 |
6 |
|
1019 |
6 |
| White post girdle |
8 |
6 |
|
1028 |
0 |
| Blue stone |
4 |
8 |
|
1032 |
8 |
| Black stone |
5 |
7 |
|
1038 |
3 |
| Grey metal stone |
4 |
0 |
|
1042 |
3 |
| Grey post, mild |
11 |
7 |
|
1053 |
10 |
| COAL |
0 |
8 |
|
1054 |
6 |
| Grey metal stone |
4 |
0 |
|
1058 |
6 |
| White post, mild |
9 |
8 |
|
1068 |
2 |
| Whin |
2 |
0 |
|
1070 |
2 |
| Blue stone |
2 |
11 |
|
1073 |
1 |
| Black stone |
0 |
10 |
|
1073 |
11 |
| COAL |
2 |
5 |
|
1076 |
4 |
| Blue metal |
2 |
4 |
|
1078 |
8 |
| COAL |
0 |
4 |
|
1079 |
0 |
| Whin |
1 |
0 |
|
1080 |
0 |
| Brown post |
12 |
1 |
|
1092 |
1 |
| Grey metal stone |
11 |
0 |
|
1103 |
1 |
| Strong white post, mixed with whin |
11 |
7 |
|
1114 |
8 |
| Grey metal stone |
9 |
1 |
|
1123 |
9 |
| COAL |
0 |
4 |
|
1124 |
1 |
| Blue metal |
1 |
8 |
|
1125 |
9 |
| COAL |
1 |
0 |
|
1126 |
9 |
| Grey metal |
8 |
0 |
|
1134 |
9 |
| White post |
12 |
0 |
|
1146 |
9 |
| White post girdles |
12 |
1 |
|
1158 |
10 |
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Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878
original entry for sinking/boring number 0180 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878"
original entry for sinking/boring number 0181 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume A-B, published by the North of England Institute of Mining & Mechanical Engineers, 1878"
main page for Bigge's Main Colliery
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