BGS mineralogy and petrology collection record

Sample number	E40639; COLLNOIB292;
Sample Donor	Burgess,I.C.
Rock name	'Original entry: Heterolithic Tuff'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Harthwaite District 490m 104d from Billy's Burn Bridge
50k map sheet	Brough (31) View images in GeoScenic related to 'Brough' View the geology near 'Brough'
Map reference	NY 6987 2469
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.