BGS mineralogy and petrology collection record

Sample number	E62056; COLLNOGW94;
Sample Donor	Woodhall, D.G.
Rock name	Metavolcaniclastic-Sandstone.
Stratigraphy	Not entered
Comments	Field name: High matrix Sst. Thin section: coarse-grained (<2 mm) quartzo feldspathic fragments in a chloritic matrix, probable volcaniclastic precursor
Locality details	295 m 226 deg from Bryn Brith; 5.4 Km NE of Fairbourne Stn.
50k map sheet	Barmouth (149) View images in GeoScenic related to 'Barmouth' View a geological map near 'Barmouth'
Map reference	SH 6624 1515
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.