BGS mineralogy and petrology collection record

Sample number E15942; COLLNOTG187;
Sample Donor Jones,T.G.
Rock name Trachytic-Rock. 'Original entry: Keratophyre'
Stratigraphy Not entered
Comments Keratophyre.
Locality details W. side of Pwll Strodyr, near Abercastle.
50k map sheet St. Davids (209)

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Map reference
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


Cross Polarized, E15942

Plane Polarized, E15942

Plane Polarized, E15942