BGS mineralogy and petrology collection record

Sample number	E3175; COLLNO156;
Sample Donor	Usher,W.A.E.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Not entered
Locality details	S. of Abbey Bridge, Tavistock.
50k map sheet	Tavistock (337) View images in GeoScenic related to 'Tavistock' View a geological map near 'Tavistock'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.