BGS mineralogy and petrology collection record

Sample number E54463; COLLNOFU91;
Sample Donor Fletcher, Chris J.N
Rock name Tuff. 'Original entry: Tuff'
Stratigraphy Not entered
Comments 'Grit like' tuff. Padarn Tuff.
Locality details 220 m. at 060 deg. from summit of Cilgwyn.
50k map sheet Nefyn (118)

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Map reference SJ -500 5439
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions