1. Breccia-pipe and geologic map of the southwestern part of the Hualapai Indian Reservation and vicinity, Arizona Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading
2. Breccia-pipe and geologic map of the northeastern part of the Hualapai Indian Reservation and vicinity, Arizona Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading
3. Chronology of Late Cretaceous igneous and hydrothermal events at the Golden Sunlight gold-silver breccia pipe, southwestern Montana Publication/Creation: Denver, CO : For sale by U.S. Geological Survey, Information Services Resource Type: Book Access & Availability: Loading
4. Breccia-pipe and geologic map of the northwestern part of the Hualapai Indian Reservation and vicinity, Arizona Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading
5. The 1987 estimate of undiscovered uranium endowment in solution-collapse breccia pipes in the Grand Canyon region of northern Arizona and adjacent Utah Publication/Creation: [Washington, D.C.] : U.S. G.P.O. ; Denver, CO : Free on application to the Books and Open-File Reports Section, U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
6. The potential of breccia pipes in the National Tank Area, Hualapai Indian Reservation, Arizona Author/Creator: Wenrich, Karen J. Publication/Creation: Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1989 Resource Type: Book Access & Availability: Loading
7. Ground magnetometer surveys over known and suspected breccia pipes on the Coconino Plateau, northwestern Arizona Author/Creator: Van Gosen, B. S. 1960- (Bradley S.) Publication/Creation: Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, 1989 Resource Type: Book Access & Availability: Loading
8. A mineralized breccia pipe in Mohawk Canyon, Arizona--lithologic and geophysical logs Publication/Creation: Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey Resource Type: Book Access & Availability: Loading