BGS mineralogy and petrology collection record

Sample number	E29426; COLLNOYG3405;
Sample Donor	Smith,D.B.
Rock name	'Original entry: Altered Dolerite'
Stratigraphy	Not entered
Comments	VERTICAL DYKE c10 WIDE,IN LOWER COAL MEASURES .PREPERMIAN
Locality details	1800'DUE S. OF SOUTH SHAFT EASINGTON COLLIERY IN DRIFT IN LOW MAIN SEAM AT c90' B.O.D.
50k map sheet	Durham (27) View images in GeoScenic related to 'Durham' View the geology near 'Durham'
Map reference	NZ 436 435
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.