BGS mineralogy and petrology collection record

Sample number	E17479; COLLNORB1530;
Sample Donor	Road Board
Rock name	Sandstone (Undifferentiated). 'Original entry: Gritty Impure Sandstone'
Stratigraphy	Not entered
Comments	Taken from a depth of 20-25 ft.
Locality details	Folly Bank Qry. Presteigne
50k map sheet	Knighton (180) View images in GeoScenic related to 'Knighton' View a geological map near 'Knighton'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.