BGS mineralogy and petrology collection record

Sample number MR21669
Sample Donor Chaperlin,K.
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Contaminated Granite. Junction between Granite and Mica Schist. NGR as in register.
Locality details Quarry name: not recorded: at Disused Qry. 850 yd W of City Dulas, 3 3/4 ml SSE of Amlwch Church
50k map sheet Holyhead (93)

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Map reference SH 462 874
Year collected 1958 
Bore name Not applicable
Confidentiality No restrictions