BGS mineralogy and petrology collection record

Sample number	E16227; COLLNOFMT194;
Sample Donor	Trotter,F.M.
Rock name	'Original entry: Biotite, Hornblende Quartz Microdiorite'
Stratigraphy	Not entered
Comments	Dyke
Locality details	In Cockup Gill, 1450 yds E 10 deg N of Barkbeth
50k map sheet	Cockermouth (23) View images in GeoScenic related to 'Cockermouth' View the geology near 'Cockermouth'
Map reference	NY 255 313
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.