BGS mineralogy and petrology collection record

Sample number E63850; COLLNOKB850;
Sample Donor Not entered
Rock name Tuffite. 'Original entry: Basic Tuffite'
Stratigraphy Not entered
Comments (GROUP= Snowdon Volcanic Group)(FORM= Bedded Pyroclastic Fm.)(MEMB= .)(IE=E)(TEXTURE=Trace native Cu
Locality details Cwm Llan
50k map sheet Snowdon (119)

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Map reference SH 6241 5232
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions