BGS mineralogy and petrology collection record

Sample number E54035; COLLNOLA966;
Sample Donor Allen,P.M.
Rock name 'Original entry: Volcanic Rock'
Stratigraphy Not entered
Comments Sill
Locality details Pont Llyn y Cafn
50k map sheet Harlech (135)

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Map reference SH 7095 2096
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


E54035

Cross Polarized, E54035

Plane Polarized, E54035

Plane Polarized, E54035