BGS mineralogy and petrology collection record

Sample number	E4725; COLLNO227;
Sample Donor	Barrow, G.
Rock name	'Original entry: Phyllite (Muscovite And Biotite)'
Stratigraphy	Not entered
Comments	Contact altered. Large yellow spots.
Locality details	De Lank Quarry. Railway cutting, W. side of bit of moorland.
50k map sheet	Camelford (336) View images in GeoScenic related to 'Camelford' View the geology near 'Camelford'
Map reference	SX 095 745
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.