BGS mineralogy and petrology collection record

Sample number E61957; COLLNOMH1558;
Sample Donor Howells,M.F.
Rock name Metavolcaniclastic-Sand.
Stratigraphy Not entered
Comments Acid tuff
Locality details W of Craig Ysgiog
50k map sheet Barmouth (149)

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Map reference SN 6805 1103
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


E61957

Cross Polarized, E61957

Plane Polarized, E61957

Plane Polarized, E61957