BGS mineralogy and petrology collection record

Sample number E5809; COLLNO246;
Sample Donor Cantrill, T.C.
Rock name 'Original entry: Hornblende Porphyrite (Type 2)'
Stratigraphy Not entered
Comments Boulder clay erratics.
Locality details 3. 300 Yds. NE. of Glanafon House, 1 mile N. of Prendergart, Haverfordwest.
50k map sheet Haverfordwest (228)

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Map reference SM 958 175
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


E5809

Cross Polarized, E5809

Plane Polarized, E5809

Plane Polarized, E5809