BGS mineralogy and petrology collection record

Sample number	E42804; COLLNODAN 1195;
Sample Donor	Dangerfield,J.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Porphyritic basalt dyke
Locality details	Cliff 720m.bearing 107d.from St.Helens Church, Lundy
50k map sheet	South Lundy (291) View images in GeoScenic related to 'South Lundy' View a geological map near 'South Lundy'
Map reference	SS 1448 4386
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.