Cramlington Colliery

Betsey Pit

Account of Strata sunk and bored through in the Betsy Pit, Cramlington Colliery

Shaft Details

Approximate surface level 210 feet above sea (Ordnance datum)

Switch to measurements in: fathoms, feet & inches, or metres

Geology encountered	Thickness		Depth
	ft.	in.	ft.	in.
Sinking :—	0	0	0	0
Soil	0	6	0	6
Brown and yellow clay	2	0	2	6
Sand	1	0	3	6
Blue stony clay, with whin tumblers	67	6	71	0
Grey metal, with post girdles	18	0	89	0
Dark grey and black metal, with hard lumps	16	0	105	0
COAL	1	4	106	4
Grey metal, with scares of coal	4	0	110	4
COAL - High Main Seam	4	11	115	3
COAL	0	4
Brown metal	0	2
COAL	2	10
Grey metal	0	7
COAL	1	0
Dark grey metal	16	9	132	0
White post, with metal partings	24	0	156	0
Strong white post, with water	9	0	165	0
Whin	2	0	167	0
White post	3	0	170	0
Grey metal stone, with post girdles	9	0	179	0
White post, with water	12	0	191	0
Grey metal	0	5	191	5
COAL	0	2	191	7
Grey scared post	2	0	193	7
Grey metal stone, with girdles	19	5	213	0
White post, with metal partings	13	0	226	0
Grey metal and metal stone, with girdles	5	6	231	6
COAL - Grey or Main Coal Seam	6	6	238	0
COAL	2	9
COAL, rather foul and brassy	0	7
COAL, with sulphur near bottom	2	8
COAL, foul	0	6
Grey metal stone, with post girdles	25	6	263	6
Black metal, with whin girdles	2	0	265	6
COAL	1	6	267	0
COAL	0	5
Hard band	0	2
COAL, foul and mixed with metal near the bottom	0	8
COAL	0	3
Grey metal	0	2	267	2
Grey metal stone	0	10	268	0
White post	4	0	272	0
Grey metal	4	0	276	0
Strong white post	4	2	280	2
Whin	4	4	284	6
Strong white post, with thin whin girdles	13	7	298	1
Strong white post	9	6	307	7
Grey metal stone, with post girdles	7	0	314	7
COAL - Yard Seam	2	11	317	6
COAL	2	8
Black metal band	0	2
COAL	0	1
Grey metal, mixed with post	33	6	351	0
Whin	0	6	351	6
Grey metal, with post girdles	4	3	355	9
Strong post, with partings	21	0	376	9
Grey metal	2	4	379	1
Black stone, mixed with coal	0	10	379	11
Grey metal	20	5	400	4
COAL	2	2	402	6
Grey metal, with whin girdles	5	2	407	8
Strong post, mixed with whin	7	6	415	2
Whin	1	0	416	2
Grey metal	3	4	419	6
Whin	0	5	419	11
Strong post	1	9	421	8
Grey metal, with whin girdles	9	8	431	4
Post	2	1	433	5
Grey metal	3	2	436	7
COAL	3	7	440	2
COAL	2	5
Thill	0	7
COAL, hard foul	0	7
Dark thill and grey metal	4	7	444	9
COAL	0	8	445	5
White thill	1	0	446	5
Dark metal, mixed with coal	0	8	447	1
Grey metal, mixed with post	3	0	450	1
Strong white post	2	0	452	1
Grey metal	1	7	453	8
Whin	0	10	454	6
Post	3	8	458	2
Dark metal	0	10	459	0
Grey metal, with ironstone girdles	11	7	470	7
Black stone, mixed with coal	1	7	472	2
Grey metal, with ironstone girdles	13	7	485	9
COAL - Low Main Seam	5	7	491	4
COAL, cannel	0	2
COAL, clean	5	5
Thill stone	4	0	495	4
Blue stone with iron girdles	9	0	504	4
COAL, splint	0	4	504	8
Blue stone, with, iron girdles	5	0	509	8
Whin girdle	1	1	510	9
Post	0	6	511	3
Blue stone	1	0	512	3
Post girdle	1	2	513	5
Blue stone, with iron girdles	5	0	518	5
COAL - Plessey Seam	1	2	519	7
Thill stone	4	0	523	7
Grey metal	12	4	535	11
Post	55	5	591	4
Blue metal	2	0	593	4
Post and whin	8	0	601	4
Post	19	0	620	4
Grey metal	3	0	623	4
Post, with water	35	4	658	8
Whin girdle	0	8	659	4
Post, with water	4	0	663	4
Whin	6	0	669	4
Post, with water	8	0	677	4
Blue metal	3	0	680	4
Post	3	0	683	4
COAL - Beaumont Seam	3	2	686	6
Grey metal	1	0	687	6
Post	7	8	695	2
COAL	0	8	695	10
Post	9	5	705	3
Blue metal	4	6	709	9
Whin stone	1	6	711	3
Blue metal, with post girdles	2	6	713	9
COAL	0	5	714	2
Thill stone	1	3	715	5
Post	8	7	724	0
Blue metal	6	4	730	4
COAL	2	9	733	1
COAL	1	5
Blue stone	0	5
COAL	0	11
Grey metal	2	3	735	4
Hard post	19	9	755	1
Grey post	22	4	777	5
COAL	1	3	778	8
Thill stone	1	2	779	10
Post	12	0	791	10
Blue metal	5	0	796	10
Post	1	6	798	4
Blue metal	1	6	799	10
Hard post girdle	0	6	800	4
Blue metal	1	6	801	10
Black stone	2	6	804	4
COAL	0	7	804	11
Hard post	18	6	823	5
Blue metal	6	0	829	5
Hard post and whin	62	3	891	8
Blue metal	2	0	893	8
COAL - Brockwell Seam	2	9	896	5
Bored further :—	0	0	896	5
Dark metal	1	6	897	11
Dark grey post	30	6	928	5
COAL	1	11	930	4
COAL	0	11
Band	0	6½
COAL	0	5½
Metal	0	6	930	10
Grey post	13	6	944	4
COAL	0	4	944	8
Grey metal	0	7	945	3
Light grey	3	0	948	3
Dark grey metal, with post girdles	27	2	975	5
White post, with water	6	10	982	3
Grey metal	1	11	984	2
COAL	0	10	985	0
Grey post, with metal partings	17	1	1002	1
Grey metal	1	2	1003	3
White post	31	0	1034	3
Grey post	3	0	1037	3
Dark metal	3	6	1040	9
COAL	0	10	1041	7
Grey metal	2	0	1043	7
White post	16	0	1059	7
Hard girdle	0	4	1059	11
White post	23	7	1083	6
COAL	2	9	1086	3
COAL	0	8
Grey metal	1	4
COAL and black stone	0	9
Dark grey metal, with post girdles	21	9	1108	0
Grey post, with metal partings	29	0	1137	0
Hard grey post	32	11	1169	11
Grey metal	11	0	1180	11
White post	8	3	1189	2
Grey metal, with post girdles	5	0	1194	2
White post	16	2	1210	4
Grey metal	3	2	1213	6
COAL	0	10	1214	4
Grey post	2	5	1216	9
Grey metal	8	0	1224	9
Grey post	11	0	1235	9
Grey metal	5	6	1241	3
Grey post, with metal partings	15	9	1257	0
COAL	0	8	1257	8
Light grey metal	6	8	1264	4
Soft grey post	24	7	1288	11
Grey metal, with post girdles	11	7	1300	6
Grey post, with metal partings	4	6	1305	0
Hard grey post	1	6	1306	6
Grey post, with metal partings, into	2	6	1309	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 2620 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"

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