BGS mineralogy and petrology collection record

Sample number	E35009; COLLNOJH503;
Sample Donor	Hawkes,J.R.
Rock name	'Original entry: Microgranite'
Stratigraphy	Not entered
Comments	Elvan, 61 Ft. inside N. contact of dyke. In close proximity to the brecciated lode marking S. contact.
Locality details	S. Crofty Tin Mine. Robinsons Crosscut. 290 fathom level. West Wall. 1797 Ft. from Robinsons Shaft. 1854 Ft. & 1862 Ft. of Robinsons Shaft.
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View the geology near 'Penzance'
Map reference	SW 667 413
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.