BGS mineralogy and petrology collection record

Sample number E64251; COLLNOKB1251;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Acid Airfall Dust Tuff'
Stratigraphy Not entered
Comments A dust-tuff or tuffite, proportion of primary pyroclastic material unknown.(GROUP= Nantmor Group)(FORM= Cwm Eigiau Fm.)(MEMB= .)(IE=E)(TEXTURE=Fine-grained flinty
Locality details Near footpath north of the Pinnacles, Capel Curig.
50k map sheet Bangor (106)

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Map reference SH 7274 5819
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions