BGS mineralogy and petrology collection record

Sample number MR6729; F3310;
Sample Donor Not entered
Rock name Trachyte. 'Original entry: Trachyte (Light)'
Stratigraphy Not entered
Comments trachyte (light), ,Collected by F. Schwalm (Baden):red25
Locality details Laacher See,surface exposure,See ledger for reference to analysis,Germany
50k map sheet Not entered
Map reference Not entered
Year collected 1932 
Bore name Not applicable
Confidentiality No restrictions