BGS mineralogy and petrology collection record

Sample number	E30838; COLLNOJW247;
Sample Donor	Wright,J.E.
Rock name	Quartzite. 'Original entry: Quartzite'
Stratigraphy	Not entered
Comments	?Hornfelsed dark grey culm; from banded gp of dark shales and quartzite
Locality details	930 yds N37 deg E from Smallbridge
50k map sheet	Exeter (325) View images in GeoScenic related to 'Exeter' View the geology near 'Exeter'
Map reference	SS 787 894
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.