BGS mineralogy and petrology collection record

Sample number MR30695; COLLNOFH249;
Sample Donor Hart,F.; Oldershaw,D.;
Rock name 'Original entry: Siltstone'
Stratigraphy Not entered
Comments Dark grey very fine grained calcareous siltstone. NGR as in register.
Locality details Quarry name: not recorded: at Disused roadside quarry 1.5 mile S of Alltmawr
50k map sheet Builth (196)

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Map reference SO 076 443
Year collected 1970 
Bore name Not applicable
Confidentiality No restrictions