BGS mineralogy and petrology collection record

Sample number	E25065; COLLNOBW222;
Sample Donor	Welch,F.B.A.
Rock name	Chert. 'Original entry: Chert'
Stratigraphy	Not entered
Comments	Banded chert ? Radiolaria Bed 7
Locality details	Winford
50k map sheet	Bristol (264) View images in GeoScenic related to 'Bristol' View the geology near 'Bristol'
Map reference	ST 540 650
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.