BGS mineralogy and petrology collection record

Sample number E7234; E7234/A; COLLNO261;
Sample Donor Thomas, Dr.
Rock name 'Original entry: Decomposed Silicified ? Basalt ? Tuff'
Stratigraphy Not entered
Comments There are two slides of this specimen, both with the same number.
Locality details Ogof-drain, N. of Cwm Mawr, Newgale.
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


E7234

Cross Polarized, E7234

Plane Polarized, E7234

Plane Polarized, E7234


E7234/A

Cross Polarized, E7234/A

Plane Polarized, E7234/A

Plane Polarized, E7234/A