BGS mineralogy and petrology collection record

Sample number E64439; COLLNOTL70;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Acid Ash Flow Tuff'
Stratigraphy Not entered
Comments About 30m from base of tuff unit(GROUP= Llewelyn Volcanic Group)(FORM= )(MEMB= Gwern Gof Tuff.)(IE=E)(TEXTURE=
Locality details Gwern Gof Uchaf
50k map sheet Bangor (106)

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Map reference SH 6728 6019
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions