BGS mineralogy and petrology collection record

Sample number	E53053; COLLNOAS26;
Sample Donor	Charley,T.J.
Rock name	Siltstone (Undifferentiated). 'Original entry: Siltstone'
Stratigraphy	Not entered
Comments	Laminated siltstone, 'Keuper Marl', Triassic.
Locality details	510 m. E. of Shirley Bridge, near Ashbourne.
50k map sheet	Ashbourne (124) View images in GeoScenic related to 'Ashbourne' View a geological map near 'Ashbourne'
Map reference	SK 2189 4338
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.