BGS mineralogy and petrology collection record

Sample number E61113; COLLNOMH1464;
Sample Donor Howells,M.F.
Rock name Tuff. 'Original entry: Basic Tuff'
Stratigraphy Not entered
Comments Basalt/basic tuff
Locality details W of Clynnau Cregennen
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SH 6561 1445
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


Cross Polarized, E61113

Plane Polarized, E61113

Plane Polarized, E61113