BGS mineralogy and petrology collection record

Sample number	E52917; COLLNOLA729;
Sample Donor	Allen,P.M.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Altered mottled tuff.
Locality details	Quarry near Tregscaw.
50k map sheet	St. Davids (209) View images in GeoScenic related to 'St. Davids' View a geological map near 'St. Davids'
Map reference	SM 8438 2772
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.