Page:Transactions of the Geological Society, 1st series, vol. 4.djvu/49

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Section of the Strata at Howden Pit. Percy Main Colllery.


(Bored from the High Main Coal No. 9.)


Fs. Ft. In. Fs. Ft. In.
Outset 4 8 Brought forward 80 5 6
Surface 1 Blue metal with Whin girdles 1
Brown clay 1 Grey metal stone with whin girdles 1 2
Leafy clay 1 5 Whin stone 1 6
Bluish gravelly soil 4 6 Grey Metal with post girdles 4 6
Brown leafy clay 1 2 Grey metal 2 4
Sand, gravel and water 3 5 Coal 1 2
Blue gravelly clay 6 Thil 3
Sand and gravel clay with water 2 Grey metal with Whin girdles 4
Sand, gravel and water 3 4 6 Grey metal stone 1 3
─────── Post and Whin girdles 1 1
Alluvial 22 1 8 Grey metal stone 1 4
1 Coal 2 Blue stone 2
Grey metal 2 6 Coal 1 2
2 Coal 11 Grey metal stone 1 4
Thil 4 White post 8 3
Grey metal with post girdles and water. Alternate beds of slate and sandstone 3 2 9 Grey metal stone 2
Black stone (Clay stone) 4 7 Coal 10
Blue stone with water 3 6 Grey metal 1 2
Grey Thil 5 6 Blue stone 4
Grey Metal stone with water 4 5 6 Grey metal stone 1 4
Skamy grey post with water 5 2 White post 9 1
White post with water 10 4 Grey Metal stone with post clyers 3
Grey metal 4 White post with water 2
White post 1 1 Black stone 3
Grey metal 1 3 Blue stone 2
Black stone 1 Grey post 3
Grey Thil 5 Blue stone 3
Grey metal with whin girdles 3 1 Grey metal stone 4
Blue metal 2 Black stone 2 6
Red metal 5 Post with grey Metal girdles 1 2
White post with water 7 5 Dark blue Metal stone 2 3
Red metal stone 5 8 Coal 4
Grey metal stone with Whin girdles 1 Grey Thil 2
Grey Thil 4 6 Grey post 2
Black stone 1 6 Main post 10 4
Grey metal with Whin girdles 1 2 6 9 Coal, high main 1 6
Blue stone 4 Thil, foul coal, grey metal and Coal 5 9
3 Coal 6 Blue stone with girdles 3 1 6
Grey metal 1 6 Grey metal 2
4 Coal 1 Grey post 1 2
Grey Thil 1 Grey metal with girdles 1 2 9
Grey metal with post girdles 5 3 6 10 Coal 2
Blue stone 1
Grey Metal stone with Whin girdles 1
─────── ───────
Carried forward 80 5 6 Fathoms 145 6