BGS mineralogy and petrology collection record

Sample number	E14417; COLLNOLP239;
Sample Donor	Matley, C.A
Rock name	Picrite. 'Original entry: Picrite'
Stratigraphy	Not entered
Comments	Third Dolerite Sill
Locality details	Mynydd Rhiw
50k map sheet	Pwllheli (134) View images in GeoScenic related to 'Pwllheli' View a geological map near 'Pwllheli'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.