BGS mineralogy and petrology collection record

Sample number	E15001; COLLNOSEH234;
Sample Donor	Hollingworth,S.E.
Rock name	'Original entry: Porphyritic Andesite'
Stratigraphy	Not entered
Comments	Andesite 23 ft from gabbro
Locality details	300 yds S 27 deg W of Roughton Gill Lead Mine
50k map sheet	Cockermouth (23) View images in GeoScenic related to 'Cockermouth' View the geology near 'Cockermouth'
Map reference	NY 3020 3430
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.