Theodore J. Bornhorst

Age of native copper mineralization, Keweenaw Peninsula, Michigan

Theodore J. Bornhorst, James B. Paces, Norman K. Grant et al. · Economic Geology · 1988 · 87 citations

Dome-and-keel provinces formed during Paleoproterozoic orogenic collapse-core complexes, diapirs, or neither?: Examples from the Quadrilátero Ferrífero and the Penokean orogen

Stephen Marshak, Douglas K. Tinkham, Fernando F. Alkmim et al. · Geology · 1997 · 72 citations

Engineering, Tectonic Evolution, Penokean Orogen +19

Volcán El Chichón, Mexico: Pre-1982 S-rich eruptive activity

William I. Rose, Theodore J. Bornhorst, Sid P. Halsor et al. · Journal of Volcanology and Geothermal Research · 1984 · 62 citations

Geophysics, Volcanology, Engineering +7

Rapid, high‐quality major and trace element analysis of powdered rock by X‐ray fluorescence spectrometry

William I. Rose, Theodore J. Bornhorst, S. J. Sivonen · X-Ray Spectrometry · 1986 · 60 citations

Engineering, Trace Element Geochemistry, Rock Pellet +17

Keweenawan dykes of the Lake Superior region: evidence for evolution of the middle Proterozoic Midcontinent Rift of North America

J.C. Green, Theodore J. Bornhorst, V.W. Chandler et al. · 1987 · 53 citations

Engineering, Precambrian Geology, Geography +8