BGS mineralogy and petrology collection record

Sample number MR23352
Sample Donor Collins,G.H.
Rock name 'Original entry: Micaceous Shaly Sandstone'
Stratigraphy Silurian. Lower Silurian.
Comments Dark Blue Micaceous Shaly Grit. NGR as in register.
Locality details Quarry name: not recorded: at Cwm Castel Qry. 1750 yd N 42 deg E of Dihewid Church Cardiganshire
50k map sheet Llangranog (194)

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Map reference SN 478 585
Year collected 1960 
Bore name Not applicable
Confidentiality No restrictions