BGS mineralogy and petrology collection record

Sample number E20481
Sample Donor Hollingworth,S.E.
Rock name 'Original entry: Lava Or Crystal Tuff?'
Stratigraphy Not entered
Comments BANDED ROCK ? SILICIFIED TUFF
Locality details 217FM LEVEL 15Y E. OF NEW INTERNAL SHAFT & 1920' N. 2d W. OF MURRY'S SHAFT
50k map sheet Keswick (29)

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Map reference NY 359 174
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


E20481

Cross Polarized, E20481

Plane Polarized, E20481

Plane Polarized, E20481