BGS mineralogy and petrology collection record

Sample number E49463; COLLNOCT13;
Sample Donor Johnson,E.W.
Rock name Tuff. 'Original entry: Tuff'
Stratigraphy Ashgill.
Comments volcanic tuff
Locality details 140 m on bearing 295 deg from junction of track to Sowerthwaite and Grummack
50k map sheet Settle (60)

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Map reference SD 7711 6988
Year collected
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


Cross Polarized, E49463

Plane Polarized, E49463

Plane Polarized, E49463