BGS mineralogy and petrology collection record

Sample number	E48356; MR32913; COLLNODAN1238;
Sample Donor	Dangerfield,J.; Hawkes,J.R.;
Rock name	'Original entry: Granite'
Stratigraphy	Not entered
Comments	Non megacrystic Lithionite granite.
Locality details	Quarry at Trewavas Mine, 2.74 Km. at 223 deg from Breage Church.
50k map sheet	Penzance (358) View images in GeoScenic related to 'Penzance' View the geology near 'Penzance'
Map reference	SW 5983 2648
Year collected	1976
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.