BGS mineralogy and petrology collection record

Sample number	E34171; COLLNOMK191;
Sample Donor	Mckeown,M.C.
Rock name	'Original entry: Tuff'
Stratigraphy	Not entered
Comments	Volcanic ash.
Locality details	Top of crag, 600 Yds. S. 20 deg. E. of Treglarta Farm.
50k map sheet	Camelford (336) View images in GeoScenic related to 'Camelford' View the geology near 'Camelford'
Map reference	SX 1775 8603
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.