BGS mineralogy and petrology collection record

Sample number	E20597; COLLNOKY 41;
Sample Donor	Kellaway,G.A.
Rock name	'Original entry: Gritty Siderite'
Stratigraphy	Not entered
Comments	N.S.I.Memoir,p.34. Top 4 of Northampton Sands Ironstone Bed.
Locality details	Colsterworth No.2 pit, Nr. Grantham
50k map sheet	Bourne (143) View images in GeoScenic related to 'Bourne' View the geology near 'Bourne'
Map reference	SK 908 245
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.