Bismutotantalite
Ex Norman Cogger Collection, A F Seager
Description Tabs
Bismutotantalite
Norman Cogger Collection
Norman Cogger
Norman lived in Tonbridge, Kent and was a member of the Russell Society for many years. Following his passing away...
Andrew F Seager
Andrew Seager BSc, PhD, AFC was a professor at Burkbeck College and University of London (from 1947) - teaching Mineralogy and...