BGS mineralogy and petrology collection record

Sample number	E51532; COLLNOTL0008;
Sample Donor	Lawson, T.E.
Rock name	'Original entry: Altered Porph. Ol. Dolerite'
Stratigraphy	Not entered
Comments	Dolerite, from sill within coalmeasures
Locality details	N.C.B. Foudry Bridge BH Depth 751.82m
50k map sheet	Reading (268) View images in GeoScenic related to 'Reading' View the geology near 'Reading'
Map reference	SU 7063 6602
Year collected	Not entered
Bore name	Foudry Bridge
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.