BGS mineralogy and petrology collection record

Sample number MR22413
Sample Donor Chaperlin,K.
Rock name 'Original entry: Limestone'
Stratigraphy Dinantian. Lower Carboniferous. Carb Limestone Series
Comments Black Limestone. NGR as in register.
Locality details Quarry name: not recorded: at Old Qry. by Rd. 300 yd ESE of Bwlch Gwyn
50k map sheet Holyhead (93)

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Map reference SH 512 819
Year collected 1959 
Bore name Not applicable
Confidentiality No restrictions