BGS mineralogy and petrology collection record

Sample number	E28976; MR22099;
Sample Donor	Road Research Laboratory
Rock name	'Original entry: Porphyritic Microgranite'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Llanbedrog Qry. Abersoch
50k map sheet	Pwllheli (134) View images in GeoScenic related to 'Pwllheli' View the geology near 'Pwllheli'
Map reference	SH 32 31
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.