BGS mineralogy and petrology collection record

Sample number	E20152; COLLNOWE 467;
Sample Donor	Edwards,W.N.
Rock name	'Original entry: Cleaved Laminated Shale'
Stratigraphy	Not entered
Comments	Concealed coalfield of Yks & Notts, p.6. Reversed fault-slips, strain-slip clearage; chlorite "eyes". Depth between 2440 to 2455ft.
Locality details	D'Arcy's Foston Boring, 5m. N.W.of Grantham
50k map sheet	Grantham (127) View images in GeoScenic related to 'Grantham' View the geology near 'Grantham'
Map reference	SK 860 430
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.