BGS mineralogy and petrology collection record

Sample number E62908; COLLNOLC957;
Sample Donor Fortey,N.J.
Rock name Tuff. 'Original entry: Ash'
Stratigraphy Silurian. Stockdale Rhyolite Member
Comments 'Sandy' bentonitic meta-tuff
Locality details Applethwaite Qry., high in SE gully
50k map sheet Kendal (39)

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Map reference NY 424 034
Year collected 1990 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


Cross Polarized, E62908

Plane Polarized, E62908

Plane Polarized, E62908