BGS mineralogy and petrology collection record

Sample number	E21174; MR17765; COLLNOWY 11;
Sample Donor	Wray, D.A.
Rock name	'Original entry: Shelly Limonitic Ironstone'
Stratigraphy	Not entered
Comments	See Liassic Ironstones Memoir p.106:115. Marlstone Bed.Worked for Ironstone. See also PET XXX p23
Locality details	Qys., half-mile S.W.of Frieston House, Lincolnshire
50k map sheet	Grantham (127) View images in GeoScenic related to 'Grantham' View the geology near 'Grantham'
Map reference	SK 931 470
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.