BGS mineralogy and petrology collection record

Sample number	E20885; COLLNOEP4;
Sample Donor	Prentice,J.E.
Rock name	Limestone; Ooid-Limestone;. 'Original entry: Limestone'
Stratigraphy	Middle Jurassic. Great Oolite Limestone [Obsolete: Use Bwl, Cfdo, Gog, Irch, Whl].
Comments	pseudo-oolitic limestone massive pale grey limestone 2 ft 0 in from top
Locality details	Twywell Lime Pit (Islip Iron Works) 1250 y WSW of Twywell Church
50k map sheet	Kettering (171) View images in GeoScenic related to 'Kettering' View a geological map near 'Kettering'
Map reference	SP 830 870
Year collected	0
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.