BGS mineralogy and petrology collection record

Sample number	E65700; COLLNOMH1394;
Sample Donor	Howells,M.F.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Not entered
Locality details	N edge of Llyn Bryn Du.
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View a geological map near 'Snowdon'
Map reference	SH 7455 4491
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.