BGS mineralogy and petrology collection record

Sample number	E34901; COLLNOBN261;
Sample Donor	Bisson,G.; Dines,H.G.;
Rock name	'Original entry: Feldspar'
Stratigraphy	Not entered
Comments	Feldspar adjacent to quartz leader of N wall.
Locality details	Geevor Tin Mine, 10th level, N. 3 branch lode at east end.
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View the geology near 'Penzance'
Map reference	SW 375 346
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.