BGS mineralogy and petrology collection record

Sample number E66535; COLLNOCT1392;
Sample Donor Johnson,E.W.
Rock name Not entered
Stratigraphy Not entered
Comments Rhyodacite tuff
Locality details Washdale Crags
50k map sheet Ulverston (48)

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Map reference SD 1163 8837
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


E66535

Cross Polarized, E66535

Plane Polarized, E66535

Plane Polarized, E66535