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Evaluating Arizona’s geologic setting, mineral resources, and geologic hazards.
Origin of explosion pits on Banco Bonito Rhyolite flow
29 August 2022
Investigating the origin of explosion pits on the surface of the ~68 ka Banco Bonito Rhyolite Lava Flow,
Recent seismic excitement in the area of the 1887 Great Sonoran Earthquake
11 September 2021
Recent seismicity in southeastern AZ, southwestern NM, and northern Mexico may reflect long term phenomenon coupled with the Great Sonoran M7.5 event of 1887.
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