BGS mineralogy and petrology collection record

Sample number E31803; COLLNO179;
Sample Donor Dixon,E.E.L.
Rock name Not entered
Stratigraphy Not entered
Comments Lithostrotian martini, silicified (chalcedony and quartz) in dolomite matrix. Base of upper or top of lower seminula subzone.
Locality details Foot of E. side of Yellow Top, 2 miles SE. of Rhossili, Gower.
50k map sheet Worms Head (246)

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Map reference
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


E31803

Cross Polarized, E31803

Plane Polarized, E31803

Plane Polarized, E31803