BGS mineralogy and petrology collection record

Sample number	E27990; COLLNOBK4689;
Sample Donor	Kellaway,G.A.
Rock name	Calcite-Mudstone. 'Original entry: Calcite Mudstone'
Stratigraphy	Not entered
Comments	Black limestone
Locality details	GSM. Ashton Park Borehole, 900 yds. S20W of Clifton Bridge Station and 1200 yds. E27N of All Saints Church, Long Ashton
50k map sheet	Bristol (264) View images in GeoScenic related to 'Bristol' View a geological map near 'Bristol'
Map reference	ST 563 714
Year collected	Not entered
Bore name	Ashton Park
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.