BGS mineralogy and petrology collection record

Sample number	E30840; COLLNOJW249;
Sample Donor	Wright,J.E.
Rock name	'Original entry: Quartz Muscovite Rock'
Stratigraphy	Not entered
Comments	Weathered ? hornfelsed sandstone from head deposit close to edge of Dartmoor granite.
Locality details	Roadside exposure, 870 Yds. N. at 12 deg. N. from small ridge.
50k map sheet	Okehampton (324) View images in GeoScenic related to 'Okehampton' View the geology near 'Okehampton'
Map reference	SX 780 889
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.