BGS mineralogy and petrology collection record

Sample number E6548; COLLNO270;
Sample Donor Cantrill, T.C.
Rock name 'Original entry: Hornblende Porphyrite'
Stratigraphy Not entered
Comments Boulder clay, erratic.
Locality details 1. 300 Yds. E. by N. of Barnsley, 1.5 miles NNW. of Haverfordwest.
50k map sheet Haverfordwest (228)

View images in GeoScenic related to 'Haverfordwest'

View a geological map near 'Haverfordwest'

Map reference SM 950 178
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


E6548

Cross Polarized, E6548

Plane Polarized, E6548

Plane Polarized, E6548