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 the geology near 'Knighton'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.