BGS mineralogy and petrology collection record

Sample number	E22888; COLLNOKY174;
Sample Donor	Kellaway,G.A.
Rock name	'Original entry: Silicified Limestone Breccia, Calcite Matrix'
Stratigraphy	Not entered
Comments	Breccia [dol. conglom]
Locality details	Clifton Down Tunnel. Manhole no. 33
50k map sheet	Bristol (264) View images in GeoScenic related to 'Bristol' View the geology near 'Bristol'
Map reference	ST 575 742
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.