BGS mineralogy and petrology collection record

Sample number	E4338; COLLNO53;
Sample Donor	Dixon,E.E.L.
Rock name	Chert. 'Original entry: Chert'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Old gravel pit, 30 yds N. of Lodge Lydstep House.
50k map sheet	Pembroke (245) View images in GeoScenic related to 'Pembroke' View the geology near 'Pembroke'
Map reference	SS 087 979
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.