BGS mineralogy and petrology collection record

Sample number E61569; COLLNOMH1483;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Granophyre
Locality details N E of Llyn Cyri
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SN 6662 1125
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E61569

Cross Polarized, E61569

Plane Polarized, E61569

Plane Polarized, E61569