BGS mineralogy and petrology collection record

Sample number E62044; COLLNOGW82;
Sample Donor Woodhall, D.G.
Rock name Semipelite.
Stratigraphy Not entered
Comments Field name: Rhyolite/tuff ? -- Thin section: fine-grained metamorphic rock, no obvious igneous tectures, distinct foliation: semi-pelite
Locality details 600 m 152 deg from Garth Angahard Hospital; 6.1 Km NE of Fairbourne Stn.
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SH 6678 1595
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


E62044

Cross Polarized, E62044

Plane Polarized, E62044

Plane Polarized, E62044