BGS mineralogy and petrology collection record

Sample number E20390; COLLNO835;
Sample Donor Hollingworth,S.E.
Rock name 'Original entry: Porphyritic Andesite,Decomposed'
Stratigraphy Not entered
Comments Not entered
Locality details 208FM. LEVEL FOOTWALL SIDE 1657' N. OF MURRY'S SHAFT
50k map sheet Keswick (29)

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Map reference NY 36 17
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


E20390

Cross Polarized, E20390

Plane Polarized, E20390

Plane Polarized, E20390