BGS mineralogy and petrology collection record

Sample number MR6666; F3248;
Sample Donor Not entered
Rock name Tephrite. 'Original entry: Nepheline Tephrite, Phonolitic'
Stratigraphy Not entered
Comments nepheline tephrite, phonolitic, ,Collected by F. Schwalm (Baden):blue30
Locality details Reichen, Mittelgebirges, Bohemia,surface exposure,See ledger for reference to analysis,Czechoslovakia
50k map sheet Not entered
Map reference Not entered
Year collected 1932 
Bore name Not applicable
Confidentiality No restrictions