BGS mineralogy and petrology collection record

Sample number E53851; COLLNOLA935;
Sample Donor Allen,P.M.
Rock name Not entered
Stratigraphy Not entered
Comments Greywacke
Locality details Llandeloy No. 8 BH, 170 m E of Treffynon Fm. Cottage
50k map sheet St. Davids (209)

View images in GeoScenic related to 'St. Davids'

View the geology near 'St. Davids'

Map reference SM 8514 2864
Year collected Not entered 
Bore name Llandeloy No.8
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E53851

Cross Polarized, E53851

Plane Polarized, E53851

Plane Polarized, E53851