BGS mineralogy and petrology collection record

Sample number S23861
Sample Donor Read, H.H.
Rock name 'Original entry: Keratophyre Tuff'
Stratigraphy Not entered
Comments Keratophyre tuff, pebble in greywacke conglomerate at base
Locality details Below Pap Craig, 1 mile W 17 deg N of Eastfield
50k map sheet Hamilton (23)

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View the geology near 'Hamilton'

Map reference NS 955 339
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


S23861

Cross Polarized, S23861

Plane Polarized, S23861

Plane Polarized, S23861