BGS mineralogy and petrology collection record

Sample number E53753; COLLNORC1424;
Sample Donor Cave,R.
Rock name Not entered
Stratigraphy Not entered
Comments Tuffaceous ? turbidite mudstone with phosphitic layering.
Locality details 740 m. at 84 deg. from Blaen-Waen. 1060 m. at 35 deg. from Mynyddmelyn Farm, near Llanychaer. Fishguard.
50k map sheet Fishguard (210)

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Map reference SN 0211 3599
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


E53753

Cross Polarized, E53753

Plane Polarized, E53753

Plane Polarized, E53753