Dow Gang (Lead Ore)
Air Shaft
Section of Strata sunk through in the Air Shaft, Dow Gang, Nent Valley
Shaft Details
Approximate surface level 1810 feet above sea (Ordnance datum)
Switch to measurements in:
fathoms, feet & inches, or metres
 
|
|
|
|
| Geology encountered |
Thickness |
|
Depth |
| |
ft. |
in. |
|
ft. |
in. |
| Plate |
17 |
4 |
|
17 |
4 |
| COAL |
0 |
8 |
|
18 |
0 |
| Fell Top Limestone |
4 |
0 |
|
22 |
0 |
| Plate |
24 |
0 |
|
46 |
0 |
| Hazle |
6 |
0 |
|
52 |
0 |
| Plate |
12 |
0 |
|
64 |
0 |
| Hazle |
12 |
0 |
|
76 |
0 |
| Plate |
8 |
0 |
|
84 |
0 |
| Upper Slate Sill |
24 |
0 |
|
108 |
0 |
| Plate |
7 |
0 |
|
115 |
0 |
| Lower Slate Sill |
24 |
0 |
|
139 |
0 |
| Plate |
23 |
0 |
|
162 |
0 |
| Fiddler's Sill |
12 |
0 |
|
174 |
0 |
| Plate and hazle |
39 |
0 |
|
213 |
0 |
| Hard post of iron |
3 |
0 |
|
216 |
0 |
| Plate and hazle |
42 |
0 |
|
258 |
0 |
| Ironstone |
6 |
0 |
|
264 |
0 |
| Plate |
4 |
8 |
|
268 |
8 |
| COAL |
1 |
4 |
|
270 |
0 |
| Fire-stone |
13 |
0 |
|
283 |
0 |
| Plate |
74 |
0 |
|
357 |
0 |
| Pattinson's Sill |
2 |
0 |
|
359 |
0 |
| Plate |
18 |
0 |
|
377 |
0 |
| Little Limestone |
12 |
0 |
|
389 |
0 |
| White hazle |
6 |
0 |
|
395 |
0 |
| Plate |
6 |
7 |
|
401 |
7 |
| COAL |
1 |
5 |
|
403 |
0 |
| High Coal Sill |
12 |
0 |
|
415 |
0 |
| Plate |
6 |
11 |
|
421 |
11 |
| COAL |
0 |
1 |
|
422 |
0 |
| Low Coal Sill |
10 |
0 |
|
432 |
0 |
| Plate |
18 |
0 |
|
450 |
0 |
| Limestone, Tumbler Bed |
15 |
0 |
|
465 |
0 |
| Great Limestone |
48 |
0 |
|
513 |
0 |
| Tuft |
9 |
0 |
|
522 |
0 |
| Plate |
21 |
0 |
|
543 |
0 |
| Limestone Post |
1 |
6 |
|
544 |
6 |
| Quarry Hazle |
30 |
0 |
|
574 |
6 |
| Plate |
33 |
0 |
|
607 |
6 |
| Till bed |
7 |
6 |
|
615 |
0 |
| Four Fathoms Limestone |
24 |
0 |
|
639 |
0 |
| Galena is chiefly found in the Great Limestone. |
0 |
0 |
|
639 |
0 |
|
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 2369 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"
main page for Dow Gang (Lead Ore)
