BGS mineralogy and petrology collection record

Sample number E49688; COLLNOER1;
Sample Donor Ellison,R.A.
Rock name Tuff. 'Original entry: Tuff'
Stratigraphy Not entered
Comments Harwich Tuff band ?
Locality details Harwich Crown Building Site Investigation: BH No. 2. (TM23SE/14).
50k map sheet Colchester (224)

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Map reference TM 2523 3148
Year collected Not entered 
Bore name Harwich Crown Building Site Investigation. Bh. No. 2. (Tm23se/14)
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


Cross Polarized, E49688

Plane Polarized, E49688

Plane Polarized, E49688