BGS mineralogy and petrology collection record

Sample number E26419; COLLNOEE432;
Sample Donor Elliot,R.W.
Rock name Not entered
Stratigraphy Not entered
Comments "Hornblende porphyrite".
Locality details Above cliff at Porth Gwyn promontory, 670 Yds. S. at 31 deg. W. of N. corner of St. Elvis Farm.
50k map sheet St. Davids (209)

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Map reference SM 809 236
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


E26419

Cross Polarized, E26419

Plane Polarized, E26419

Plane Polarized, E26419