The composition, physical properties and occurrence of eucryptite from the Haapaluoma pegmatite, Finland

by S.I. Lahti, P. Kallio, O. von Knorring
Published 1982-12-01

A new occurrence of samuelsonite in the Buranga Pegmatite, Rwanda

by A.-M. Fransolet, O. von Knorring, F. Fontan
Published 1992-06-01

Burangaite, a new phosphate mineral from Rwanda

by O. von Knorring, M. Lehtinen, Th.G. Sahama
Published 1977-06-01

Rankamaite, a new tantalum mineral from Kivu, Congo

by O. von Knorring, A. Vorma, P.H. Nixon
Published 1969-12-01

Some mineralogical and geochemical aspects of chromium-bearing skarn minerals from northern Karelia, Finland

by O. von Knorring, E. Condliffe, Y.L. Tong
Published 1986-06-01

Tychite and northupite from Lake Katwe, Uganda

by P.H. Nixon, W.H. Morton, O. von Knorring
Published 1971-06-01