BGS mineralogy and petrology collection record

Sample number	E59095; MR35850; COLLNOC5; COLLNOJH1312;
Sample Donor	Dangerfield, J.; Hawkes,J.R.;
Rock name	'Original entry: Granite'
Stratigraphy	Not entered
Comments	Coarse grained - small megacryst variant
Locality details	Chwoon Quarry, 3.1km due W of Penryn Railway Station
50k map sheet	Falmouth (352) View images in GeoScenic related to 'Falmouth' View a geological map near 'Falmouth'
Map reference	SW 7480 3470
Year collected	1974
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.