BGS mineralogy and petrology collection record

Sample number E63666; COLLNOKB666;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Acid Ash Flow Tuff'
Stratigraphy Not entered
Comments About 5m bel0w top of unit,(GROUP= Nantmor Group)(FORM= Pitts Head Tuff Fm.)(MEMB= Upper Flow Unit.)(IE=E)(TEXTURE=Welded
Locality details Cwmystradllyn
50k map sheet Snowdon (119)

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Map reference SH 5582 4571
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions