BGS mineralogy and petrology collection record

Sample number E26398; COLLNOEE469;
Sample Donor Elliot,R.W.
Rock name Not entered
Stratigraphy Not entered
Comments "Hornblende Porphyrite".
Locality details 260 Yds. W. at 15 deg. S. of Blaen-Llyn Baptist Chapel, Small disused quarry.
50k map sheet St. Davids (209)

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Map reference SM 866 287
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


E26398

Cross Polarized, E26398

Plane Polarized, E26398

Plane Polarized, E26398