BGS mineralogy and petrology collection record

Sample number E66361; COLLNOWPR105;
Sample Donor Pratt, W.
Rock name Not entered
Stratigraphy Not entered
Comments Granophyre
Locality details 220 m SSE of Kings Youth Hostel
50k map sheet Barmouth (149)

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View a geological map near 'Barmouth'

Map reference SH 6839 1581
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


E66361

Cross Polarized, E66361

Plane Polarized, E66361

Plane Polarized, E66361