BGS mineralogy and petrology collection record

Sample number E16658; COLLNOA269;
Sample Donor Reynolds, Professor
Rock name Ash (Tephra). 'Original entry: Ash'
Stratigraphy Not entered
Comments Not entered
Locality details SE of Mynydd Gader
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference
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


E16658

Cross Polarized, E16658

Plane Polarized, E16658

Plane Polarized, E16658