Durham Mining Museum - Cowpen Colliery Shaft Details (original) (raw)
Isabella Pit
Account of Strata sunk through in the Isabella Pit, Cowpen Colliery. Ground broke October 19th, began to sink October 30th, 1848
Shaft Details
Sunk: 30 Oct 1848
Approximate surface level 45 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, 2 feet 0 0 0 0 Brown clay 33 0 33 0 Brown clay, with rambling stones 12 0 45 0 Brown clay, with rambling stones 1 10 46 10 Grey metal 7 2 54 0 COAL 0 3 54 3 Thill 1 3 55 6 Grey metal 5 10 61 4 Post girdle 0 8 62 0 Grey metal 1 0 63 0 Post girdle 0 10 63 10 Grey metal, with water, 790 gals. per hour 1 3 65 1 Whin, with water, 2,190 gals. per hour 1 0 66 1 Grey metal, with post girdle and water, 1,790 gals. per hour 4 7 70 8 COAL 1 3 71 11 Thill 4 0 75 11 Grey metal 2 0 77 11 COAL 0 4 78 3 White thill, with water 1,690 gals. per hour 3 5 81 8 Grey metal, with post girdles 2 0 83 8 Post girdles, with ironstone balls 1 6 85 2 Grey metal, with post girdles 5 0 90 2 COAL, foul, with water, 2,090 gallons per hour 1 4 91 6 Slaty black thill 1 6 93 0 Thill, white seggar clay, bottom of stone drift 0 6 93 6 Mild grey post, wedging crib put in it for bank walling 4 6 98 0 Post girdle and grey metal stone 7 0 105 0 Black stone 1 6 106 6 COAL 0 4 106 10 Soft grey thill 4 4 111 2 Mild grey metal 6 0 117 2 Post girdle 1 0 118 2 Grey metal 1 0 119 2 Whin 1 8 120 10 Strong white post 3 4 124 2 White freestone post 17 4 141 6 Soft grey metal 0 6 142 0 Dark grey metal 1 4 143 4 COAL 0 2 143 6 Dark grey metal, with post girdles 5 2 148 8 COAL - Five-Quarter Seam 3 8 152 4 COAL 2 2 Band 0 2 COAL 1 4 Light grey thill 6 0 158 4 Grey post, with metal parting 9 0 167 4 Dark grey metal, with post girdles 5 9 173 1 Strong white post 1 4 174 5 Whin (only through one-half of it) 4 0 178 5 White post 12 0 190 5 Light grey metal 1 0 191 5 Dark grey metal, with post girdles 18 4 209 9 COAL 0 10 210 7 Black thill 0 2 210 9 Grey post, with metal partings 5 0 215 9 Whin 1 0 216 9 Grey metal, with post girdles and whin 12 8 229 5 Blue metal, with ironstone girdles 3 7 233 0 Black stone 6 0 239 0 COAL 1 0 240 0 White thill 0 6 240 6 Grey metal, with post and ironstone girdles 20 0 260 6 Strong white post, with water and two layers of whin, 2 ft. and 2 ft. 4 in., and run out 21 6 282 0 COAL - High Main Seam 5 0 287 0 COAL, mixed with stone 0 8 COAL 2 0 Black band 0 1 COAL 1 2 Black band 0 3 COAL 0 10 Grey thill fire clay 6 0 293 0 Dark grey metal, full of slips and joints 40 0 333 0 Grey metal, with post girdles 13 8 346 8 Strong grey post, mixed with whin and metal partings 16 0 362 8 COAL - Grey Seam 18 8 381 4 COAL, foul 0 10 Black slaty thill, mixed with ironstone 5 0 COAL, foul 4 0 Grey thill band 0 2 COAL 1 10 Black stone, mixed with coal 4 0 COAL 2 10 Dark grey metal, with iron girdles 5 0 386 4 Light grey thill 3 4 389 8 Strong grey post, with metal partings ; a trouble runs across the pit, 1 foot dip east 18 0 407 8 Dark grey metal, dip trouble 18 inches east 1 6 409 2 Black stone resembling coal 2 6 411 8 Grey thill 6 4 418 0 Grey metal 3 1 421 1 Strong grey metal stone, with post and whin girdles 18 0 439 1 Strong white post, mixed with whin 30 9 469 10 Grey metal, with post girdles 4 0 473 10 COAL - Yard Seam 3 3 477 1 Light grey thill 1 0 478 1 Dark grey metal 6 0 484 1 Grey metal, with post girdles 20 0 504 1 COAL 1 1 505 2 Dark grey thill 0 4 505 6 Grey metal, with post girdles 38 0 543 6 COAL 3 2 546 8 Dark grey thill 2 1 548 9 Grey post, with metal partings 11 0 559 9 COAL 2 5 562 2 Dark grey thill 6 0 568 2 Grey metal 10 11 579 1 Strong grey metal, with post girdles 9 0 588 1 Whin 2 0 590 1 Grey metal, with iron girdles 6 7 596 8 Black stone 4 0 600 8 COAL - Brass Thill Seam 2 5 603 1 Strong post and whin girdles 9 0 612 1 Grey metal, with iron girdles 2 0 614 1 COAL 2 0 616 1 Thill 6 0 622 1 Grey metal, with post girdles 6 0 628 1 Grey metal, with post and whin girdles 5 2 633 3 Whin 1 0 634 3 Grey metal, with post and whin girdles 7 2 641 5 COAL 1 0 642 5 Thill stone 2 0 644 5 Grey metal, with post and whin girdles 19 2 663 7 COAL - Low Main Seam 5 6 669 1 COAL, coarse 0 4 COAL 5 2 Outset crib 2 0 671 1 Sump staple, 7 feet drum inside of walling 0 0 671 1 Thill stone, mixed with coal 2 7 673 8 Blue metal, with girdles 3 6 677 2 Strong post girdles 0 10 678 0 Grey metal stone 2 6 680 6 Whin 0 10 681 4 Blue metal, with ironstone girdles 3 6 684 10 COAL 0 2 685 0 Fire clay 0 6 685 6 Into grey post 1 4 686 10 Grey post 2 4 689 2 Whin girdle 1 6 690 8 Grey metal 22 7 713 3 COAL - Plessey Seam 4 0 717 3 Seggar-clay 0 9 718 0 Dark metal 6 4 724 4 Post, open 10 0 734 4 COAL 0 10 735 2 Seggar-clay 2 3 737 5 Grey metal 6 0 743 5 Post 3 0 746 5 Post, with whin girdles 45 2 791 7 Blue metal 2 0 793 7 Black metal 7 0 800 7 White seggar-clay 2 10 803 5 COAL 0 8 804 1 Seggar-clay 2 9 806 10 Grey metal 3 0 809 10 Grey post 6 9 816 7 Grey metal 18 2 834 9 Post 3 4 838 1 Blue metal 6 6 844 7 COAL - Beaumont Seam 3 3 847 10 COAL 0 0 Splint 0 4 COAL 0 9 Band 0 2 COAL 1 6 Sunk further in a Staple near Shaft:— 0 0 847 10 Seggar-clay 4 3 852 1 Post girdles 0 10 852 11 Grey metal 2 9 855 8 COAL 0 11 856 7 Seggar-clay 1 10 858 5 Post 6 6 864 11 Seggar-clay 1 4 866 3 Grey metal 4 7 870 10 Black stone 1 0 871 10 Seggar-clay 1 9 873 7 Post 4 4 877 11 COAL 0 5 878 4 Seggar-clay 0 6 878 10 Post 7 0 885 10 Whin 1 6 887 4 Post 12 4 899 8 Blue metal, with post girdles 1 8 901 4 Black stone 0 2 901 6 COAL - Top Busty Seam 2 0 903 6 COAL 1 2 Band 0 1½ COAL 0 8½ Black stone 0 6 904 0 Seggar-clay 3 6 907 6 Grey metal 6 8 914 2 Post 17 2 931 4 COAL 0 7 931 11 Seggar-clay 2 3 934 2 Black metal 2 11 937 1 Grey metal 2 7 939 8 Post girdles 0 6 940 2 Blue metal 1 2 941 4 Post girdles 1 8 943 0 Black metal 1 4 944 4 COAL - Bottom Busty Seam 2 0 946 4 Grey metal 3 1 949 5 COAL 0 2 949 7 Grey metal 2 9 952 4 Post girdles 0 7 952 11 Grey metal 3 6 956 5 Grey metal, with post girdles 3 11 960 4 COAL 0 1 960 5 Black metal 0 8 961 1 Seggar-clay 6 1 967 2 Grey metal 2 11 970 1 Post girdles 9 0 979 1 Blue metal 4 7 983 8 COAL 1 3 984 11 Grey metal 1 3 986 2 Grey post 0 7 986 9 Grey metal 0 6 987 3 Post 0 1 987 4 Blue metal 0 7 987 11 Grey post 0 2 988 1 COAL 0 5 988 6 Seggar-clay 0 2 988 8 Blue metal 0 11 989 7 Grey metal 3 3 992 10 Post girdles 0 1 992 11 Grey metal 1 7 994 6 Post 21 0 1015 6 Blue metal 0 9 1016 3 Post 3 1 1019 4 Blue metal 0 7 1019 11 Post 14 4 1034 3 Black stone 0 4 1034 7 COAL - Brockwell Seam 2 0 1036 7 |
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Source: An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume C-E, published by the North of England Institute of Mining & Mechanical Engineers, 1881
original entry for sinking/boring number 0590 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume C-E, published by the North of England Institute of Mining & Mechanical Engineers, 1881"
original entry for sinking/boring number 2609 in "An Account of the strata of Northumberland & Durham as proved by Borings & Sinkings, Volume C-E, published by the North of England Institute of Mining & Mechanical Engineers, 1881"
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