BGS mineralogy and petrology collection record

Sample number MR6758; F3339;
Sample Donor Not entered
Rock name Tephrite. 'Original entry: Nepheline Leucite Tephrite'
Stratigraphy Not entered
Comments nepheline leucite tephrite, ,Collected by F. Schwalm (Baden):white24
Locality details Katharinenberg, Kaiserstuhl,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