BGS mineralogy and petrology collection record

Sample number E20887; COLLNOEP6;
Sample Donor Prentice,J.E.
Rock name Limestone. 'Original entry: Limestone'
Stratigraphy Middle Jurassic. Great Oolite Limestone [Obsolete: Use Bwl, Cfdo, Gog, Irch, Whl].
Comments shell fragment limestone with pyrite darker limestone sporadically developed at top of latter
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
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E20887

Cross Polarized, E20887

Plane Polarized, E20887

Plane Polarized, E20887