BGS mineralogy and petrology collection record

Sample number E57213
Sample Donor Dangerfield,J.; Hawkes,J.R.; Wheatley, C.W.;
Rock name 'Original entry: Hornfels Mudstone'
Stratigraphy Not entered
Comments Hornfelsed silty argillaceous rock.
Locality details Outcrop in River Fowey, 2.7 Km at 275 deg. from St. Cleer Church.
50k map sheet Tavistock (337)

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Map reference SX 2203 6841
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


E57213

Cross Polarized, E57213

Plane Polarized, E57213

Plane Polarized, E57213