BGS mineralogy and petrology collection record

Sample number MR17212; COLLNOAJB32;
Sample Donor Butler,A.J.
Rock name 'Original entry: Dark Fissile Shale'
Stratigraphy Not entered
Comments Wenlock Shale, Symmetricus Zone, alternation of soft fissile shales & hard flagstones
Locality details Cart track, behind Castle Crab, 2ml. NE of Builth Road Station
50k map sheet Builth (196)

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Map reference SO 051 554
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions