BGS mineralogy and petrology collection record

Sample number MR23393
Sample Donor Collins,G.H.
Rock name 'Original entry: Rhyolite Or Tuff'
Stratigraphy Not entered
Comments Sheared Rhyolite or Tuff. NGR as in register.
Locality details Quarry name: not recorded: at Tredefaid Qry. 300 yd NW of Crossroad, Crosswell Pembrokeshire
50k map sheet Fishguard (210)

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Map reference SN 123 367
Year collected 1960 
Bore name Not applicable
Confidentiality No restrictions