The Manson Impact Structure, Iowa: Anatomy of an Impact Crater 1-1-001-322-4330-322 Reconnaissance Geology of the State

Reconnaissance Geology of the State of Baja California

Molina Garza

Authors: Gregory J

and Simon L

The Manson Impact Structure, Iowa: Anatomy of an Impact Crater 1-1-001-322-4330-322 Reconnaissance Geology of the StateEditors: Christian Koeberl and Raymond R. Anderson Buy the e book (not available in print) A comprehensive description of research on the 38 km diameter Manson impact structure in north central Iowa. This structure, one of about 20 confirmed impact structures in the U. S., was initially suspected as one factor in the K T boundary drama. The possible association with the K T boundary led to an increase in research on the Manson structure in the 1980s.