BGS mineralogy and petrology collection record

Sample number	E27741; COLLNOBN7452;
Sample Donor	Rhys,G.H.
Rock name	'Original entry: Mudstone'
Stratigraphy	Not entered
Comments	Black Shale with Fish debris Depth 936' 1.5"
Locality details	GSM Tansley BH 985yd E. 21d S. of Holy Trinity Church Tansley
50k map sheet	Chesterfield (112) View images in GeoScenic related to 'Chesterfield' View the geology near 'Chesterfield'
Map reference	SK 3304 5958
Year collected	Not entered
Bore name	Gsm Tansley
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.