BGS mineralogy and petrology collection record

Sample number MR21605
Sample Donor Chaperlin,K.
Rock name 'Original entry: Quartzite'
Stratigraphy Proterozoic. Pre Cambrian. Holy Head Quartzite
Comments Dark grey Quartzite. NGR as in register.
Locality details Quarry name: not recorded: at New Catle Qry. 2350 yd W of Holy Head Station
50k map sheet South Stack (92)

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Map reference SH 225 833
Year collected 1958 
Bore name Not applicable
Confidentiality No restrictions