BGS mineralogy and petrology collection record

Sample number E17465; COLLNO2020;
Sample Donor Dunham,K.C.
Rock name 'Original entry: ? Ash'
Stratigraphy Not entered
Comments Altered marl or amygdaloid ? O.R.S.
Locality details 1000 Yds. SSE. of Llanvihangel Church.
50k map sheet Monmouth (233)

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Map reference SO 443 141
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


E17465

Cross Polarized, E17465

Plane Polarized, E17465

Plane Polarized, E17465