BGS mineralogy and petrology collection record

Sample number	E53475; COLLNOAS145;
Sample Donor	Charley,T.J.
Rock name	Siltstone (Undifferentiated). 'Original entry: Siltstone'
Stratigraphy	Not entered
Comments	Siltstone/fine grained sandstone. Denstone Formation.
Locality details	Windyharbour (I.G.S.) BH. 1.1 miles SE. of Alton Parish Church.
50k map sheet	Ashbourne (124) View images in GeoScenic related to 'Ashbourne' View a geological map near 'Ashbourne'
Map reference	SK 0854 4100
Year collected	Not entered
Bore name	Windyharbour (I.G.S) Bh.
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.