BGS mineralogy and petrology collection record

Sample number E61110; COLLNOMH1461;
Sample Donor Howells,M.F.
Rock name Tuff. 'Original entry: Basalt'
Stratigraphy Not entered
Comments Basalt
Locality details ENE of Clynnau Cregennen
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SH 6724 1472
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, E61110

Plane Polarized, E61110

Plane Polarized, E61110