BGS mineralogy and petrology collection record

Sample number MR23331
Sample Donor Collins,G.H.
Rock name 'Original entry: Micaceous Sandstone'
Stratigraphy Silurian. Lower Silurian.
Comments Blue Grey Micaceous Grit. NGR as in register.
Locality details Quarry name: not recorded: at Tan yr Allt Qry. 1600 yd S 4 deg E of Ty Mawr Farm Cardiganshire
50k map sheet Lampeter (195)

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Map reference SN 514 581
Year collected 1960 
Bore name Not applicable
Confidentiality No restrictions