A natural occurrence of graphite cones, John A. Jaszczak, George W. Robinson
John Jaszczak

Manganotantalite from the Alto do Giz area, Equador, Rio Grande do Norte, Brazil, George W. Robinson, John A. Jaszczak, Reinhard R. Wegner, Owen P. Mills
John Jaszczak

Greenockite and associated uranium-vanadium minerals from the Huron River Uranium Prospect, Baraga County, Michigan, S. M. Carlson, George W. Robinson, M. J. Elder, John A. Jaszczak, Theodore J. Bornhorst
John Jaszczak

Naturally occurring graphite cones, John A. Jaszczak, George W. Robinson, Svetlana Dimovski, Yury Gogotsi
John Jaszczak

Spherical and triskelial graphite from Gooderham, Ontario, Canada, John A. Jaszczak, George W. Robinson
John Jaszczak

Minerals of the Lake Superior Iron Ranges, George W. Robinson, Gene L. LaBerge
A. E. Seaman Mineral Museum Publications

Greenockite and associated uranium-vanadium minerals from the Huron River Uranium Prospect, Baraga County, Michigan, S. M. Carlson, George W. Robinson, M. J. Elder, John A. Jaszczak, Theodore J. Bornhorst
Department of Physics Publications

Mineralogy of Michigan, George W. Robinson
A. E. Seaman Mineral Museum Publications

Naturally occurring graphite cones, John A. Jaszczak, George W. Robinson, Svetlana Dimovski, Yury Gogotsi
Department of Physics Publications

Manganotantalite from the Alto do Giz area, Equador, Rio Grande do Norte, Brazil, George W. Robinson, John A. Jaszczak, Reinhard R. Wegner, Owen P. Mills
Department of Physics Publications

A natural occurrence of graphite cones, John A. Jaszczak, George W. Robinson
Department of Physics Publications

Spherical and triskelial graphite from Gooderham, Ontario, Canada, John A. Jaszczak, George W. Robinson
Department of Physics Publications