gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1961.032.252.07 On the Lithium Amphibole Holmquistite, from Benson Pegmatite Mine, Mtoko, Southern Rhodesia von Knorring O. Ph.D., M.Sc. Hornung G. B.Sc., F.G.S. Research Institute of African Geology, Department of Geology, the University of Leeds 3 1961 32 252 731 735 Copyright © 1961, The Mineralogical Society 1961 Summary

A new occurrence of holmquistite is described. The mineral is found in amphibolite at the contact of a lithium pegmatite. Chemical analyses and optical data of the holmquistite and an associated hornblende are given.