BGS mineralogy and petrology collection record

Sample number	E51509; COLLNOSN1740;
Sample Donor	Sanderson,R.W.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Greenish, banded calc siltstone. Pilton Shales
Locality details	Old Quarry, 200 m 315 deg from Mainstone, Heanton Punchardon
50k map sheet	Barnstaple (293) View images in GeoScenic related to 'Barnstaple' View a geological map near 'Barnstaple'
Map reference	SS 5230 3632
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.