BGS mineralogy and petrology collection record

Sample number E11472; COLLNOJAH3509E;
Sample Donor Howe,J.A.
Rock name 'Original entry: See Defined Tridymite'
Stratigraphy Not entered
Comments VARIOUS STAGES OF ALTERATION IN A USED SILICA BRICK
Locality details OUGHTIBRIDGE SHEFFIELD
50k map sheet Sheffield (100)

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Map reference SK 307 932
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


E11472

Cross Polarized, E11472

Plane Polarized, E11472

Plane Polarized, E11472