BGS mineralogy and petrology collection record

Sample number	E21671
Sample Donor	D'Arcy Boring; Dunham, A.C.;
Rock name	'Original entry: Olivine Dolerite'
Stratigraphy	Not entered
Comments	see concealed coalfield of Yorks & North p 79 Duplicate in tank
Locality details	Winkburn No G1
50k map sheet	Ollerton (113) View images in GeoScenic related to 'Ollerton' View the geology near 'Ollerton'
Map reference	SK 7324 5801
Year collected	Not entered
Bore name	Winkburn G1
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.