BGS mineralogy and petrology collection record

Sample number E4440; COLLNO221;
Sample Donor Cantrill, T.C.
Rock name 'Original entry: Feldspathic Tuff'
Stratigraphy Not entered
Comments Not entered
Locality details Crag in N. side of valley, 110 Yds. ESE. of Llwyncelyn, Llangyrog, SW. of Carmarthen.
50k map sheet Carmarthen (229)

View images in GeoScenic related to 'Carmarthen'

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Map reference SN 333 147
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


E4440

Cross Polarized, E4440

Plane Polarized, E4440

Plane Polarized, E4440