BGS mineralogy and petrology collection record

Sample number E28827; COLLNOHM63;
Sample Donor Macdonald,H.A.H.
Rock name Gneiss. 'Original entry: Gneiss'
Stratigraphy Not entered
Comments Erratic
Locality details N side of Teifi Estuary. 1.5 ml S of Gwbert Hotel
50k map sheet Cardigan (193)

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Map reference SN 161 493
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


E28827

Cross Polarized, E28827

Plane Polarized, E28827

Plane Polarized, E28827